Error debugging code in visual studio 2012 - Failed to initialize client proxy: could not connect to

Question

I am having Issues debugging unit tests in visual studio. I can run them fine from test explorer. The issue is that I cannot step into the code and debug. Also, I am able to

Answer 1

As Steven Jeuris mentioned in a comment, this could be related to access rights. In my instance it was caused by launching visual studio from a different active directory domain (runas /netonly /user:...).