MediaWiki internal error.

Original exception: [d47a8a205dbb6c4c62b3e7f7] 2024-03-29 10:56:18: 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.