[SOLVED] Failed to join domain: failed to set machine spn: Constraint violation

Error added: 2015-03-31T14:46:48Z

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Answer 2516 (100.0% helpful)

I ran into this problem and i tried a few things but this worked:
1.  make sure the domain name is specified in long form in uppercase
2.  make sure the account used for this is specified via -U to realm join in the form of

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