Alexander Schimmel writes with a poser and attaches a screenshot:
When I attempt to select iCloud Photo Library to automatically upload my photos a box pops up telling me that the operation couldn’t be completed. Could you please advise with how to solve this?
I hadn’t seen this before, but after some research, it appears that it’s related to the iTunes Store, improbably as that seems. The com.apple.AOSAccounts refers to a preference file, which Apple uses a reverse domain-style notation as a unique bundle identifier. AOS stands for Apple Online Services, an atavistic name that I’ve never seen attached to any modern Apple documentation.
Read more here:: How to solve a com.apple.AOSAccounts error 4 message