MediaWiki internal error.

Original exception: [999a313ac7900e0d3d099853] 2024-03-28 15:08:28: 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.