MediaWiki internal error.

Original exception: [7a867a7a53d84fa4d9baff2a] 2024-03-28 12:44:36: 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.