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  1. Học kỳ I năm học 2022-2023 (Semester 1 - Academic year 2022-2023)
  2. Chương trình Kỹ sư Chất lượng cao Việt pháp (Training Program of Excellent Engineers in Vietnam (PFIEV))
  3. Khoa Kỹ thuật Giao thông (Faculty of Transportation Engineering)
  4. Summary
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Error reading from database

More information about this error

Debug info: MySQL server has gone away
SELECT * FROM bkel_enrol WHERE courseid = ? AND status = ? ORDER BY sortorder,id
[array (
0 => '67198',
1 => 0,
)]
Error code: dmlreadexception
Stack trace:
  • line 486 of /lib/dml/moodle_database.php: dml_read_exception thrown
  • line 291 of /lib/dml/moodle_read_slave_trait.php: call to moodle_database->query_end()
  • line 1273 of /lib/dml/mysqli_native_moodle_database.php: call to mysqli_native_moodle_database->query_end()
  • line 1500 of /lib/dml/moodle_database.php: call to mysqli_native_moodle_database->get_records_sql()
  • line 1451 of /lib/dml/moodle_database.php: call to moodle_database->get_records_select()
  • line 181 of /lib/enrollib.php: call to moodle_database->get_records()
  • line 826 of /lib/enrollib.php: call to enrol_get_instances()
  • line 1102 of /course/renderer.php: call to enrol_get_course_info_icons()
  • line 1149 of /course/renderer.php: call to core_course_renderer->course_enrolment_icons()
  • line 90 of /course/renderer.php: call to core_course_renderer->coursecat_coursebox()
  • line 72 of /course/info.php: call to core_course_renderer->course_info_box()
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