Exception encountered in event observer 'local_replace_banner_observer::user_course_viewed': 读取数据库时发生错误 (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 'LIMIT 0, 1' at line 3
SELECT course_id, content_type
FROM mdl_local_courses_groups
WHERE course_id = LIMIT 0, 1
[array (
)])
- line 1212 of /lib/dml/mysqli_native_moodle_database.php: call to moodle_database->query_end()
- line 2002 of /lib/dml/moodle_database.php: call to mysqli_native_moodle_database->get_recordset_sql()
- line 20 of /local/replace_banner/classes/eventslib.php: call to moodle_database->record_exists_sql()
- line ? of unknownfile: call to local_replace_banner_observer::user_course_viewed()
- line 155 of /lib/classes/event/manager.php: call to call_user_func()
- line 75 of /lib/classes/event/manager.php: call to core\event\manager::process_buffers()
- line 834 of /lib/classes/event/base.php: call to core\event\manager::dispatch()
- line 3598 of /course/lib.php: call to core\event\base->trigger()
- line 92 of /index.php: call to course_view()
Cannot connect to external database:
错误：数据库连接失败
可能是数据库过载或是没有正确运行
网站管理员还应该检查config.php文件里数据库详细配置是否正确
(Access denied for user 'do-mooc-log'@'localhost' (using password: YES))
- line 105 of /admin/tool/log/store/database/classes/log/store.php: call to debugging()
- line 141 of /admin/tool/log/store/database/classes/log/store.php: call to logstore_database\log\store->init()
- line 106 of /admin/tool/log/classes/helper/buffered_writer.php: call to logstore_database\log\store->insert_event_entries()
- line 132 of /admin/tool/log/classes/helper/buffered_writer.php: call to logstore_database\log\store->flush()
- line 305 of /admin/tool/log/store/database/classes/log/store.php: call to logstore_database\log\store->helper_dispose()
- line 195 of /admin/tool/log/classes/log/manager.php: call to logstore_database\log\store->dispose()
- line 155 of /lib/classes/shutdown_manager.php: call to tool_log\log\manager->dispose()
- line ? of unknownfile: call to core_shutdown_manager::shutdown_handler()
