MediaWiki internal error.

Original exception: [8f9b7f6e3e44a6365c1a684a] 2024-03-29 11:30:32: 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.