POSIX 54 Error in Mail (iCloud Custom Domain)

Anyone experiencing a POSIX 54 error in Mail (using iCloud Custom Domain)?

Seems to be happening since 18.0.1 update.

iPhone 13 Pro Max, iOS 18

Posted on Oct 30, 2024 9:01 AM

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Posted on Nov 4, 2024 9:56 AM

Having the same issue with iPad OS 18.1


Definitely not happy about this, I hope that Apple fixes this problem soon.


Update: I chatted with a Apple support rep and had me trouble shoot it:

- turned off iCloud email in iCloud settings.

- force restarted iPad

- turned iCloud email back on in settings


Email is now working and the error has disappeared since!

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POSIX 54 Error in Mail (iCloud Custom Domain)

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