MediaWiki internal error.

Original exception: [02c440a945c9491a8b2031c9] 2024-03-28 16:36:55: 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.