MediaWiki internal error.

Original exception: [8b9ce1f2cbf1c34b6af6e10d] 2024-03-29 08:36:59: 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.