Does the URL you used in your Project Server Account in Tools > Enterprise
Options > Project Server Accounts exactly match the URL you use to call the
Project Web Access site? We see odd behavior occur when these do not match,
such as using the IP address for one while using the netbios server name for
the other. Similarly a friendly DNS name for one with a netbios name for the
other, and so on.
Gary L. Chefetz, MVP
"We wrote the book on Project Server