MediaWiki internal error.

Original exception: [add2e91029cd6b5c3ec6bdaa] 2024-03-29 09:34:44: 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.