MediaWiki internal error.

Original exception: [ff3489ed6939dd056ed86a05] 2024-03-28 12:33:37: 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.