MediaWiki internal error.

Original exception: [9a0b4c9b4ce4704b97b63f76] 2024-03-29 10:06:20: 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.