MediaWiki internal error.

Original exception: [c016d1252bf51941c8615351] 2024-03-19 11:22:21: 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.