MediaWiki internal error.

Original exception: [78873d886fa252fc5b7350f8] 2024-03-28 18:41:24: 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.