Diagnostic Tools, "Unable to start Standard Collector"

Question

When I'm start debugging my Diagnostic Tools are not loading caused by the error "Unable to start Standard Collector". I tried it with an old&new project but I had no success.

I started VS as administrator,

Answer 1

I installed the Update 1 of VS2015 yesterday and it works now.

Answer 2

According to this support article, it's a known bug that has been fixed. Try installing updates for VS.