При создании резервного файла возникает ошибка :
Debug info: Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '='
SELECT cfo.id, cfo.format, cfo.name, cfo.value
FROM mdl_course c
JOIN mdl_course_format_options cfo
ON cfo.courseid = c.id AND cfo.format = c.format
WHERE c.id = ? AND cfo.sectionid = ?
[array (
0 => 133,
1 => 1728,
)]
Error code: dmlreadexception
SELECT cfo.id, cfo.format, cfo.name, cfo.value
FROM mdl_course c
JOIN mdl_course_format_options cfo
ON cfo.courseid = c.id AND cfo.format = c.format
WHERE c.id = ? AND cfo.sectionid = ?
[array (
0 => 133,
1 => 1728,
)]
Error code: dmlreadexception
Stack trace:
- line 443 of /lib/dml/moodle_database.php: dml_read_exception thrown
- line 999 of /lib/dml/mysqli_native_moodle_database.php: call to moodle_database->query_end()
- line 54 of /backup/util/dbops/backup_structure_dbops.class.php: call to mysqli_native_moodle_database->get_recordset_sql()
- line 359 of /backup/util/structure/backup_nested_element.class.php: call to backup_structure_dbops::get_iterator()
- line 77 of /backup/util/structure/backup_nested_element.class.php: call to backup_nested_element->get_iterator()
- line 107 of /backup/util/structure/backup_nested_element.class.php: call to backup_nested_element->process()
- line 97 of /backup/util/plan/backup_structure_step.class.php: call to backup_nested_element->process()
- line 181 of /backup/util/plan/base_task.class.php: call to backup_structure_step->execute()
- line 108 of /backup/moodle2/backup_section_task.class.php: call to base_task->execute()
- line 177 of /backup/util/plan/base_plan.class.php: call to backup_section_task->execute()
- line 120 of /backup/util/plan/backup_plan.class.php: call to base_plan->execute()
- line 320 of /backup/controller/backup_controller.class.php: call to backup_plan->execute()
- line 111 of /backup/util/ui/backup_ui.class.php: call to backup_controller->execute_plan()
- line 131 of /backup/backup.php: call to backup_ui->execute()
подскажите что делать. В базе таблицы проверила все utf8_general_ci