MediaWiki internal error.

Original exception: [ZgZ4OtR5HYqMis3hV3SU6gAAAYY] 2024-03-29 08:13:46: Fatal exception of type "Wikimedia\Rdbms\DBConnectionError"

Exception caught inside exception handler.

Set $wgShowExceptionDetails = true; at the bottom of LocalSettings.php to show detailed debugging information.