MediaWiki internal error.

Original exception: [8b123fa0e7908b2dda8b9a41] 2024-03-29 15:14:20: 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.