Page '312e8a59-2712-48a1-863e-0ef4e67961fc' not found using Visual Studio 2012

Question

When I click on the home-icon of Team Explorer, I get the following error:

Page \'312e8a59-2712-48a1-863e-0ef4e67961fc\' not found instead of all the

Answer 1

I ran the suggested command: devenv /setup. It didn´t work for me. (Visual Studio 2015)

Then after that I tried something different:

-> Run Visual studio as administrator, after ran the command.

Then the problem was solved.