MediaWiki internal error.

Original exception: [9869bc27325644e9b3703deb] 2024-03-29 04:42:27: 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.