MediaWiki internal error.

Original exception: [a4216d19844569f2dd7e8261] 2024-03-28 17:58:32: 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.