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nevermind....after nearly an hour and a half waiting on the phone, I finally got through to a live person. Basically, 2.x upgrades need to happen...
Same problem...more than a year later I'm TRYING to upgrade from 2.0 to 5.0 and get the same "The specified key cannot be used to activate the...
I was a Parallels 2.0 user and just purchased the upgrade to Desktop 5.0. I installed the downloaded upgrade and proceeded to activate 5.0 for...
