MediaWiki internal error.

Original exception: [016a1bb374a4298c5c030a63] 2024-03-28 09:58:09: 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.