MediaWiki internal error.

Original exception: [b9f3a66ea0fce868f57c07e7] 2024-03-28 09:20:28: 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.