MediaWiki internal error.

Original exception: [20c06ef427ffe0be93e3feb5] 2024-03-28 09:40:36: 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.