If you go to Team Foundation Service, create a new account, and then create a new team project that uses Git, you may receive the following error message when either you try to connect VS 2012 or use the “Open new instance of Visual Studio”
[Update 9/15/14] Here you can find permissions for these pages.
[Update 4/24/15] Added information about filtering job history by result.
With TFS 2012, we introduced a new feature in the web UI that makes it easy to look at the activity and job history on your TFS 2012 server (this feature was first introduced in 2012 RTM).
[UPDATE 9/26/13] TFS 2013 will include support for both TFS 2010 build agents and controllers and also TFS 2012 build agents and controllers.
One of the changes we made in TFS 2012 for Update 2 was to support TFS 2010 build agents and controllers.