If permissions had been applied to mail-enabled security team, the mail allow stability team have to exist on the location for the authorization being used properly. You will need to permit the zimbraMailboxMoveSkipBlobs attribute and disable zimbraMailboxMoveSkipHsmBlobs attribute about the supply(NG) server right before initiating the account migration. Zimbra Free https://www.hostscheap.com/zimbra-migration-service