MediaWiki internal error.

Original exception: [8ccc7d40d44ebb8d2f0442a6] 2024-03-28 10:46:06: 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.