Dominik, I had the same problem a while back, it turned out the IT dept has configured forwarders on our DNS server (Win 2003) but not added any forwarders. Might be worth a quick check.
To quote Arthur in a post on the 30/11/2008 to a similar question. " Read this thread all the way through to the end. It contains instructions how to diagnose the problem and also the most common reason for the cause (DNS problems with verifying the signature on the EXE and DLLs): http://www.cvsnt.org/pipermail/cvsnt/2008-October/031355.html " Regards, Andy. _______________________________________________ cvsnt mailing list [email protected] http://www.cvsnt.org/cgi-bin/mailman/listinfo/cvsnt Upgrade to CVS Suite for more features and support: http://march-hare.com/cvsnt/
