I am unable to upgrade from 10.15.6 Beta (10G46c), I am receiving the following error:
The operation couldn't be completed. (BIErrorDomain error 3.)
I have tried installing on the same HD as the Catalina Beta and also tried adding a new HD but the same issue...
I'm using Parallels Desktop 15 Pro Edition
Version 15.1.4 (47270)
lokejr
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