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You must sign in to your Adobe account.It will tell you it’s a trial, so you have to click on “License this.Now you can launch the application or open a PDF.Once you’re there, RENAME Cache.db as.(x86) > Common Files > Adobe > Adobe PCD > Cache > Cache.db (This happens exactly 30 days after you install the software). If you have a Windows 7 64-bit computer and Acrobat Professional just won’t launch at all and will not open ANY. I did run a cleaner, CCleaner, after uninstalling to correct the registry of Adobe to help:
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I have ran into the same issue and found this awhile back.
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