MediaWiki internal error.

Original exception: [249aff5a6d4f458eec0c6963] 2024-03-28 13:06:19: 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.