MediaWiki internal error.

Original exception: [bc521a42c9333d23670e21d4] 2024-03-29 14:09:50: 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.