If you’re using the July CTP of Team Foundation Server, Eric Lee has collected some workarounds you may want to review to resolve some of the issues in that release:
The July CTP release of Visual Studio Team System is really a step foward from the Beta 2. Performance, polish and reporting are some really big improvements.
That said, it has a few blemishes. I'm trying to put together a VPC image of our July CTP, so I've had to work through a few of these issues. As I do so, I thought I would aggregate the workarounds - provided courtesy of others - that I've found.