MediaWiki internal error.

Original exception: [ef9e89a262c8619d0e9114b6] 2024-03-29 00:53:20: Fatal exception of type "Wikimedia\Rdbms\DBQueryError"

Exception caught inside exception handler.

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