Synchronization of user data

Thank you for your report!
We're actually already tracking this issue at MCPE-65946, so I resolved and linked this ticket as a duplicate.

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Sorry but you should watch the video and you see that is a different
User data synchronization failed
I think it is because I have a skinpack in the Minecraft folder "skinpack"
I think I can fix it with "File Explorer" with is deleted from xbox one