MediaWiki internal error.

Original exception: [cfb839c23d169089d70b998a] 2024-03-29 15:24:31: 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.