MediaWiki internal error.

Original exception: [87b5c11b28c35f4f6dd7bc12] 2024-03-28 09:58:44: 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.