I installed Visual Studio 2013 Release Candidate and after opening a project I noticed CodeLens information is not showing up.
In the preview versions you had to turn this on in the options menu, but I can't seem to find this option anymore.
Why doesn't this work?
Best Answer
You need Visual Studio 2013 Ultimate with Team Foundation Server 2013.
and:
Source
This article will tell you the same.
You can download Team Foundation Server here.