I get the following when trying to save a page on wiki. Logging out didn't help, now I can't log back in with the same error:

While trying to retrieve the URL: http://wiki.inkscape.org/wiki/index.php?

The following error was encountered:

* Access Denied.

Access control configuration prevents your request from being allowed at this time. Please contact your service provider if you feel this is incorrect.

Your cache administrator is root.