MediaWiki internal error.

Original exception: [40a79886c7dee1c3bd49c806] 2024-03-28 08:56:52: 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.