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I'm tired, too. Why are there so many license reactivation issues that haven't been resolved for years? You did that on purpose, didn't you?...
The same problem still exists, the same error message.
I have the same problem, Parallels Desktop 18 for Mac.
I am a Parallels Desktop 18 user, upgraded from V17 and have keys for V18&V17. Parallels Desktop has been logged out of the old machine. However,...