MediaWiki internal error.

Original exception: [c949a1505b6c036d2459b8a7] 2024-03-28 17:49:59: 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.