Citrix Nfuse&Metaframe Xp on Win 2k serv

Has anyone ever seen this error message when logging into Nfuse after upgrading to feature rls 1 and the latest service pack:The only error message when I login into the Nfuse site from a browser is:There was an error generating the app list:The Citrix Server name cannot be resolved.I do not think I can get in from the Ica client.It starts to login but it just does not do anything.Any help would be appreciated.