MediaWiki internal error.

Original exception: [b4988adfe0d7b5d1f139d0d7] 2024-03-28 09:21:38: 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.