Currently the solution is managed by SVN and I want to switch to git. When I do Tools->Options->Source Control->Plug-in Selection and change plug-in I get this dialog:
I never get past that, when I open the .sln again it is still SVN.
I have a feeling I have done this many times in the past.
Additional info: The files are already managed by git, I just cloned it using git extensions and it was np. The issue is in VS.