Neno Loje blogged about an important update that is available and should be installed by everyone that uses Visual Studio 2010 and Team Foundation Server 2010.
It enables Lab Management, but also installs all hot fixes that have been made available since 2010 became available.
Neno’s FAQ says it all:
Frequently asked questions
- Should I install the update although I do not use Lab Management?
Yes, it contains all TFS fixes that have been made since TFS 2010. - Is this a Service Pack?
No. - If I reinstall or add TFS components later, do I have to reapply this patch?
Yes. - Should I stop TFS service prior to installing?
No, this is not necessary and will be done automatically by the update.
More on: http://msmvps.com/blogs/vstsblog/archive/2010/08/23/update-for-tfs-2010-rtm-version-including-all-hot-fixes.aspx
Or jump directly to the download: KB 983578