[2026-03-23 00:06:07] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:11] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:27] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:32] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:38] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:06:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:07:11] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 00:07:11] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 00:07:11] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:07:20] [DB_QUERY_ERROR] MSG: Unknown column 'join_type' in 'field list' | SQL: SELECT member_id, user_id, user_name, email, mobile_display, join_type, status, last_login_at, created_at FROM lms_member WHERE 1=1 ORDER BY created_at DESC LIMIT 0, 20 | IP: 127.0.0.1
[2026-03-23 00:07:20] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:07:22] [DB_QUERY_ERROR] MSG: Unknown column 'class_name' in 'field list' | SQL: SELECT class_id, class_name FROM lms_class WHERE del_yn = 'N' ORDER BY class_name | IP: 127.0.0.1
[2026-03-23 00:07:22] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 00:07:47] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 01:47:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:08] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:13] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:35] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:36] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:37] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:38] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:39] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:40] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:41] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:44] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:45] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:46] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 02:50:46] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 02:50:46] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:48] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 02:50:48] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 02:50:48] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:49] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:50:51] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:02] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:02] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 02:51:06] [DB_QUERY_ERROR] MSG: Unknown column 'join_type' in 'field list' | SQL: SELECT member_id, user_id, user_name, email, mobile_display, join_type, status, last_login_at, created_at FROM lms_member WHERE 1=1 ORDER BY created_at DESC LIMIT 0, 20 | IP: 127.0.0.1
[2026-03-23 02:51:06] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:12] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:20] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:28] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 02:51:28] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:51:41] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 02:51:41] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:52:06] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:52:12] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 02:52:12] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:52:35] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 02:52:35] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:52:38] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:52:55] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:01] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:07] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:35] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:37] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:53] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 02:53:53] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:53:56] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:54:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:54:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:54:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 02:54:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' AND DATE(created_at) = CURDATE() | IP: 127.0.0.1
[2026-03-23 02:54:18] [DB_QUERY_ERROR] MSG: Unknown column 'c.del_yn' in 'where clause' | SQL:  SELECT c.course_id, c.course_title, COUNT(DISTINCT e.member_id) AS enroll_cnt, SUM(CASE WHEN e.pass_yn = 'Y' THEN 1 ELSE 0 END) AS complete_cnt FROM lms_course c LEFT JOIN lms_enrollment e ON c.course_id = e.course_id AND e.del_yn = 'N' WHERE c.del_yn = 'N' GROUP BY c.course_id, c.course_title ORDER BY enroll_cnt DESC LIMIT 10  | IP: 127.0.0.1
[2026-03-23 02:54:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:54:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:55:08] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:55:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 02:55:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' AND DATE(created_at) = CURDATE() | IP: 127.0.0.1
[2026-03-23 02:55:14] [DB_QUERY_ERROR] MSG: Unknown column 'c.del_yn' in 'where clause' | SQL:  SELECT c.course_id, c.course_title, COUNT(DISTINCT e.member_id) AS enroll_cnt, SUM(CASE WHEN e.pass_yn = 'Y' THEN 1 ELSE 0 END) AS complete_cnt FROM lms_course c LEFT JOIN lms_enrollment e ON c.course_id = e.course_id AND e.del_yn = 'N' WHERE c.del_yn = 'N' GROUP BY c.course_id, c.course_title ORDER BY enroll_cnt DESC LIMIT 10  | IP: 127.0.0.1
[2026-03-23 02:55:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:55:26] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:55:47] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:55:55] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:56:01] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL:  SELECT t.*, a.admin_name FROM lms_template t LEFT JOIN lms_admin a ON t.reg_admin_id = a.admin_id WHERE del_yn='N' ORDER BY t.tpl_type ASC, t.sort_order ASC, t.tpl_id ASC LIMIT 0, 20 | IP: 127.0.0.1
[2026-03-23 02:56:01] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:56:05] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:56:08] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 02:56:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:27] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:32] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:37] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:38] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:38] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 03:15:38] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 03:15:38] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:39] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:15:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 03:15:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' AND DATE(created_at) = CURDATE() | IP: 127.0.0.1
[2026-03-23 03:15:43] [DB_QUERY_ERROR] MSG: Unknown column 'c.del_yn' in 'where clause' | SQL:  SELECT c.course_id, c.course_title, COUNT(DISTINCT e.member_id) AS enroll_cnt, SUM(CASE WHEN e.pass_yn = 'Y' THEN 1 ELSE 0 END) AS complete_cnt FROM lms_course c LEFT JOIN lms_enrollment e ON c.course_id = e.course_id AND e.del_yn = 'N' WHERE c.del_yn = 'N' GROUP BY c.course_id, c.course_title ORDER BY enroll_cnt DESC LIMIT 10  | IP: 127.0.0.1
[2026-03-23 03:15:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:18:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 03:18:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn = 'N' AND DATE(created_at) = CURDATE() | IP: 127.0.0.1
[2026-03-23 03:18:57] [DB_QUERY_ERROR] MSG: Unknown column 'c.del_yn' in 'where clause' | SQL:  SELECT c.course_id, c.course_title, COUNT(DISTINCT e.member_id) AS enroll_cnt, SUM(CASE WHEN e.pass_yn = 'Y' THEN 1 ELSE 0 END) AS complete_cnt FROM lms_course c LEFT JOIN lms_enrollment e ON c.course_id = e.course_id AND e.del_yn = 'N' WHERE c.del_yn = 'N' GROUP BY c.course_id, c.course_title ORDER BY enroll_cnt DESC LIMIT 10  | IP: 127.0.0.1
[2026-03-23 03:18:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:18:59] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:00] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:00] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 03:19:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:05] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:06] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 03:19:06] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 03:19:06] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:07] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:08] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:10] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:11] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:12] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:13] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 03:19:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 04:03:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:03:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 04:03:56] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:03:56] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 04:04:02] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:04:02] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:04:02] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:04:02] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 04:04:02] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:47] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:47] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 04:31:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:49] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:49] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:49] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:49] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 04:31:49] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:50] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:50] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 04:31:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:31:52] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:31:52] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 04:32:13] [DB_QUERY_ERROR] MSG: Unknown column 'bp.sort_order' in 'order clause' | SQL:  SELECT bp.post_id, bp.post_title, bp.post_content, bp.created_at FROM lms_board_post bp WHERE bp.board_id = 2 AND bp.del_yn = 'N' ORDER BY bp.sort_order ASC, bp.created_at ASC  | IP: 127.0.0.1
[2026-03-23 04:32:17] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:32:17] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:32:17] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:32:17] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 04:32:17] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:43:23] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:43:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:43:23] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:43:23] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 04:43:23] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 04:43:25] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 04:43:25] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 05:36:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:09] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:12] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:16] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:20] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:20] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:22] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:22] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:29] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:45] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:46] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:50] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:53] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:56] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:36:59] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:02] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:09] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:13] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:21] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 05:37:34] [DB_QUERY_ERROR] MSG: Unknown column 'join_type' in 'field list' | SQL: SELECT member_id, user_id, user_name, email, mobile_display, join_type, status, last_login_at, created_at FROM lms_member WHERE 1=1 ORDER BY created_at DESC LIMIT 0, 20 | IP: 127.0.0.1
[2026-03-23 05:37:34] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:37] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:45] [DB_QUERY_ERROR] MSG: Unknown column 'class_name' in 'field list' | SQL: SELECT class_id, class_name FROM lms_class WHERE del_yn = 'N' ORDER BY class_name | IP: 127.0.0.1
[2026-03-23 05:37:45] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:55] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:37:57] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 05:37:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:01] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 05:38:01] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:16] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:25] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:29] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:31] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:47] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:48] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:49] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:54] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:38:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:39:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:39:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:39:22] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:39:26] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:39:40] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 05:40:00] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:13:54] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 157.254.71.189
[2026-03-23 06:13:54] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 157.254.71.189
[2026-03-23 06:19:30] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 06:19:30] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:33] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 06:19:33] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:34] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 1 | IP: 127.0.0.1
[2026-03-23 06:19:34] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 1 GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:35] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 5 | IP: 127.0.0.1
[2026-03-23 06:19:35] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 5 GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:37] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 7 | IP: 127.0.0.1
[2026-03-23 06:19:37] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 7 GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:39] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 7 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:39] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 7 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:41] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 1 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:41] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 1 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:41] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:41] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:43] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 1 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:43] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 1 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:44] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 9 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:44] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 9 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:46] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 2 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:46] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 2 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 6 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 6 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 8 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:47] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 8 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:48] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 10 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:48] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 10 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:49] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 3 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:49] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 3 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 4 AND co.course_type = 'free' | IP: 127.0.0.1
[2026-03-23 06:19:50] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' AND co.category_id = 4 AND co.course_type = 'free' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:19:58] [DB_QUERY_ERROR] MSG: Unknown column 'bp.sort_order' in 'order clause' | SQL:  SELECT bp.post_id, bp.post_title, bp.post_content, bp.created_at FROM lms_board_post bp WHERE bp.board_id = 2 AND bp.del_yn = 'N' ORDER BY bp.sort_order ASC, bp.created_at ASC  | IP: 127.0.0.1
[2026-03-23 06:20:05] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_course WHERE use_yn='Y' AND del_yn='N' | IP: 127.0.0.1
[2026-03-23 06:20:05] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) AS c FROM lms_member WHERE del_yn='N' | IP: 127.0.0.1
[2026-03-23 06:20:05] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, ca.category_name, COUNT(e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn = 'N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn = 'N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 06:20:05] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, ca.category_name FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' ORDER BY co.created_at DESC LIMIT 4  | IP: 127.0.0.1
[2026-03-23 06:20:05] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'on clause' | SQL:  SELECT ca.category_id, ca.category_name, COUNT(co.course_id) AS course_cnt FROM lms_category ca LEFT JOIN lms_course co ON co.category_id = ca.category_id AND co.use_yn='Y' AND co.del_yn='N' WHERE ca.use_yn='Y' GROUP BY ca.category_id ORDER BY ca.sort_order ASC LIMIT 8  | IP: 127.0.0.1
[2026-03-23 06:20:11] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 06:20:11] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:20:59] [DB_QUERY_ERROR] MSG: Unknown column 'bp.sort_order' in 'order clause' | SQL:  SELECT bp.post_id, bp.post_title, bp.post_content, bp.created_at FROM lms_board_post bp WHERE bp.board_id = 2 AND bp.del_yn = 'N' ORDER BY bp.sort_order ASC, bp.created_at ASC  | IP: 127.0.0.1
[2026-03-23 06:21:12] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 06:21:12] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 06:22:10] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:22:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:22:27] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:22:30] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:22:36] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:22:43] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:35] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:36] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:37] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:38] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 06:51:38] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 06:51:38] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:39] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:51:40] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:25] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:28] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:31] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:44] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 06:52:44] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:46] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 06:52:46] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:52:59] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:15] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:20] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:22] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:23] [DB_QUERY_ERROR] MSG: Unknown column 'join_type' in 'field list' | SQL: SELECT member_id, user_id, user_name, email, mobile_display, join_type, status, last_login_at, created_at FROM lms_member WHERE 1=1 ORDER BY created_at DESC LIMIT 0, 20 | IP: 127.0.0.1
[2026-03-23 06:53:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:26] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 06:53:26] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:53:31] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:55:27] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 06:55:28] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:03:20] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 127.0.0.1
[2026-03-23 07:03:20] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 127.0.0.1
[2026-03-23 07:15:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:20] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:21] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:30] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:32] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:34] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:39] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:16:45] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:23] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:26] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:28] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:33] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:46] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:48] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:49] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:50] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:56] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:57] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:58] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:58] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:25:59] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:26:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:26:12] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:26:32] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:26:33] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:26:49] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:27:50] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:35:48] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:35:50] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:35:54] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:35:55] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:35:55] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:35:56] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:04] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:05] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:06] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:07] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:08] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:24] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:26] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:33] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:36] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:40] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:36:58] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:37:03] [DB_QUERY_ERROR] MSG: Column 'del_yn' in where clause is ambiguous | SQL: SELECT COUNT(*) as cnt FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' | IP: 127.0.0.1
[2026-03-23 07:37:03] [DB_QUERY_ERROR] MSG: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 13 | SQL: SELECT e.enroll_id, e.class_id, e.member_id, e.course_id, e.emp_ins_flag, e.enroll_status, e.progress_rate, e.final_score, e.pass_yn, e.pass_date, e.enroll_date, e.created_at, m.user_name, m.user_id, m.email, co.course_title, co.course_code, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date FROM lms_enrollment e LEFT JOIN lms_class c ON e.class_id = c.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id WHERE del_yn = 'N' ORDER BY e.created_at DESC LIMIT -20, 20 | IP: 127.0.0.1
[2026-03-23 07:37:03] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:37:19] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:37:30] [DB_QUERY_ERROR] MSG: Unknown column 'co.total_content_count' in 'field list' | SQL:  SELECT e.*, m.user_id, m.user_name, m.email, m.mobile_display, m.company_id, co.course_title, co.total_content_count, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date, c.status FROM lms_enrollment e LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_class c ON e.class_id = c.class_id WHERE e.enroll_id = 10 AND e.del_yn = 'N'  | IP: 127.0.0.1
[2026-03-23 07:37:34] [DB_QUERY_ERROR] MSG: Unknown column 'co.total_content_count' in 'field list' | SQL:  SELECT e.*, m.user_id, m.user_name, m.email, m.mobile_display, m.company_id, co.course_title, co.total_content_count, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date, c.status FROM lms_enrollment e LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_class c ON e.class_id = c.class_id WHERE e.enroll_id = 12 AND e.del_yn = 'N'  | IP: 127.0.0.1
[2026-03-23 07:37:39] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:37:42] [DB_QUERY_ERROR] MSG: Unknown column 'use_yn' in 'where clause' | SQL: SELECT course_id, course_title FROM lms_course WHERE use_yn='Y' ORDER BY course_title | IP: 127.0.0.1
[2026-03-23 07:37:42] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:38:27] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:38:30] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:38:33] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:38:37] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:06] [DB_QUERY_ERROR] MSG: Unknown column 'm.phone' in 'field list' | SQL:  SELECT e.enroll_id, e.class_id, e.course_id, e.member_id, e.emp_ins_flag, e.progress_rate, e.enroll_status, e.pass_yn, e.final_score, e.score_progress, e.score_exam, e.score_task, e.score_ingtest, e.exam_status, e.task_status, e.survey_yn, e.enroll_date, e.pass_date, e.created_at, m.user_id, m.user_name, m.phone, m.company_id, co.course_title, co.main_tutor_id, co.task_cnt, cl.class_year, cl.class_seq, cl.learn_start_date, cl.learn_end_date, comp.company_name FROM lms_enrollment e LEFT JOIN lms_class cl ON e.class_id = cl.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_company comp ON m.company_id = comp.company_id WHERE e.del_yn = 'N' ORDER BY e.enroll_id DESC LIMIT 0, 20  | IP: 127.0.0.1
[2026-03-23 07:53:06] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL:  SELECT course_id, course_title FROM lms_course WHERE del_yn = 'N' AND status IN ('active','complete') ORDER BY course_title  | IP: 127.0.0.1
[2026-03-23 07:53:06] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:10] [DB_QUERY_ERROR] MSG: Unknown column 'm.phone' in 'field list' | SQL:  SELECT e.enroll_id, e.class_id, e.course_id, e.member_id, e.emp_ins_flag, e.progress_rate, e.enroll_status, e.pass_yn, e.final_score, e.score_progress, e.score_exam, e.score_task, e.score_ingtest, e.exam_status, e.task_status, e.survey_yn, e.enroll_date, e.pass_date, e.created_at, m.user_id, m.user_name, m.phone, m.company_id, co.course_title, co.main_tutor_id, co.task_cnt, cl.class_year, cl.class_seq, cl.learn_start_date, cl.learn_end_date, comp.company_name FROM lms_enrollment e LEFT JOIN lms_class cl ON e.class_id = cl.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_company comp ON m.company_id = comp.company_id WHERE e.del_yn = 'N' ORDER BY e.enroll_id DESC LIMIT 0, 20  | IP: 127.0.0.1
[2026-03-23 07:53:10] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL:  SELECT course_id, course_title FROM lms_course WHERE del_yn = 'N' AND status IN ('active','complete') ORDER BY course_title  | IP: 127.0.0.1
[2026-03-23 07:53:10] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:12] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:12] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 07:53:13] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:13] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 07:53:14] [DB_QUERY_ERROR] MSG: Unknown column 'm.phone' in 'field list' | SQL:  SELECT e.enroll_id, e.class_id, e.course_id, e.member_id, e.emp_ins_flag, e.progress_rate, e.enroll_status, e.pass_yn, e.final_score, e.score_progress, e.score_exam, e.score_task, e.score_ingtest, e.exam_status, e.task_status, e.survey_yn, e.enroll_date, e.pass_date, e.created_at, m.user_id, m.user_name, m.phone, m.company_id, co.course_title, co.main_tutor_id, co.task_cnt, cl.class_year, cl.class_seq, cl.learn_start_date, cl.learn_end_date, comp.company_name FROM lms_enrollment e LEFT JOIN lms_class cl ON e.class_id = cl.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_company comp ON m.company_id = comp.company_id WHERE e.del_yn = 'N' ORDER BY e.enroll_id DESC LIMIT 0, 20  | IP: 127.0.0.1
[2026-03-23 07:53:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL:  SELECT course_id, course_title FROM lms_course WHERE del_yn = 'N' AND status IN ('active','complete') ORDER BY course_title  | IP: 127.0.0.1
[2026-03-23 07:53:14] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:34] [DB_QUERY_ERROR] MSG: Unknown column 'm.phone' in 'field list' | SQL:  SELECT e.enroll_id, e.class_id, e.course_id, e.member_id, e.emp_ins_flag, e.progress_rate, e.enroll_status, e.pass_yn, e.final_score, e.score_progress, e.score_exam, e.score_task, e.score_ingtest, e.exam_status, e.task_status, e.survey_yn, e.enroll_date, e.pass_date, e.created_at, m.user_id, m.user_name, m.phone, m.company_id, co.course_title, co.main_tutor_id, co.task_cnt, cl.class_year, cl.class_seq, cl.learn_start_date, cl.learn_end_date, comp.company_name FROM lms_enrollment e LEFT JOIN lms_class cl ON e.class_id = cl.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_company comp ON m.company_id = comp.company_id WHERE e.del_yn = 'N' ORDER BY e.enroll_id DESC LIMIT 0, 20  | IP: 127.0.0.1
[2026-03-23 07:53:34] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL:  SELECT course_id, course_title FROM lms_course WHERE del_yn = 'N' AND status IN ('active','complete') ORDER BY course_title  | IP: 127.0.0.1
[2026-03-23 07:53:34] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 07:53:36] [DB_QUERY_ERROR] MSG: Unknown column 'm.phone' in 'field list' | SQL:  SELECT e.enroll_id, e.class_id, e.course_id, e.member_id, e.emp_ins_flag, e.progress_rate, e.enroll_status, e.pass_yn, e.final_score, e.score_progress, e.score_exam, e.score_task, e.score_ingtest, e.exam_status, e.task_status, e.survey_yn, e.enroll_date, e.pass_date, e.created_at, m.user_id, m.user_name, m.phone, m.company_id, co.course_title, co.main_tutor_id, co.task_cnt, cl.class_year, cl.class_seq, cl.learn_start_date, cl.learn_end_date, comp.company_name FROM lms_enrollment e LEFT JOIN lms_class cl ON e.class_id = cl.class_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_company comp ON m.company_id = comp.company_id WHERE e.del_yn = 'N' ORDER BY e.enroll_id DESC LIMIT 0, 20  | IP: 127.0.0.1
[2026-03-23 07:53:36] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL:  SELECT course_id, course_title FROM lms_course WHERE del_yn = 'N' AND status IN ('active','complete') ORDER BY course_title  | IP: 127.0.0.1
[2026-03-23 07:53:36] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 08:02:16] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 08:02:42] [DB_QUERY_ERROR] MSG: Unknown column 'co.total_content_count' in 'field list' | SQL:  SELECT e.*, m.user_id, m.user_name, m.email, m.mobile_display, m.company_id, co.course_title, co.total_content_count, c.class_year, c.class_seq, c.learn_start_date, c.learn_end_date, c.status FROM lms_enrollment e LEFT JOIN lms_member m ON e.member_id = m.member_id LEFT JOIN lms_course co ON e.course_id = co.course_id LEFT JOIN lms_class c ON e.class_id = c.class_id WHERE e.enroll_id = 13 AND e.del_yn = 'N'  | IP: 127.0.0.1
[2026-03-23 08:03:35] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 08:04:16] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 08:04:16] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 08:04:18] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 08:04:52] [DB_QUERY_ERROR] MSG: Unknown column 'del_yn' in 'where clause' | SQL: SELECT COUNT(*) FROM lms_company_request WHERE del_yn='N' AND status='W' | IP: 127.0.0.1
[2026-03-23 08:04:52] [DB_QUERY_ERROR] MSG: Unknown column 'tpl_content' in 'field list' | SQL:  SELECT tpl_id, tpl_name, send_type, tpl_content FROM lms_notification_tpl WHERE use_yn = 'Y' ORDER BY tpl_name  | IP: 127.0.0.1
[2026-03-23 09:02:16] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 172.105.82.111
[2026-03-23 09:02:16] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 172.105.82.111
[2026-03-23 20:45:44] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 67.227.75.51
[2026-03-23 20:45:44] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 67.227.75.51
[2026-03-23 22:27:23] [DB_QUERY_ERROR] MSG: Unknown column 'co.use_yn' in 'where clause' | SQL:  SELECT COUNT(DISTINCT co.course_id) AS c FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id WHERE co.use_yn='Y' AND co.del_yn='N' | IP: 167.94.146.57
[2026-03-23 22:27:23] [DB_QUERY_ERROR] MSG: Unknown column 'co.course_type' in 'field list' | SQL:  SELECT co.course_id, co.course_title, co.course_summary, co.thumb_image, co.course_type, co.price_sale, co.total_time, co.content_count, co.pass_min_progress, co.created_at, ca.category_name, COUNT(DISTINCT e.enroll_id) AS enroll_cnt FROM lms_course co LEFT JOIN lms_category ca ON co.category_id = ca.category_id LEFT JOIN lms_class cl ON cl.course_id = co.course_id AND cl.del_yn='N' LEFT JOIN lms_enrollment e ON e.class_id = cl.class_id AND e.del_yn='N' WHERE co.use_yn='Y' AND co.del_yn='N' GROUP BY co.course_id ORDER BY enroll_cnt DESC, co.created_at DESC LIMIT 0, 12 | IP: 167.94.146.57