2009-MR1 portable is the only version i have used and I've had problems with auto slots, pcdmis hangs frequently when measuring round slots (with and without auto trigger).
I did load 2009 and it seems to work well. I will try to use it more to see what I think. We only do one time inspections in our department and not any production work with the arm. I am using Polyworks for most of our inspection now. They improved the probing side in V11. Thanks for your input! Jeff