MediaWiki internal error.

Original exception: [8a999087009a176f1b91aa2b] 2024-03-29 10:34:10: 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.