MediaWiki internal error.

Original exception: [0409084a6448ad14a52a00ec] 2024-03-28 12:18:40: 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.