MediaWiki internal error.

Original exception: [a9edc1887223e506f64bb3eb] 2024-03-29 09:07:00: 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.