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I'm having the same problem.
Sadly, I think your experience has been a common one. I did get a response to my email about horrible problems with 3.0 Coherence and drag and...
I can't believe I was so stupid not to find out that none of the features I regularly use, such as drag and drop and coherence would be available...
I have the same problem and wasted 8 hours so far I got the same instructions about removing and reinstalling Parallel Tools which I have done...