MediaWiki internal error.

Original exception: [a8899819a946264d24a801a8] 2024-03-28 09:38:48: 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.