Tag: Office 365
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How to remove duplicate mailbox in Office 365
Sometimes things happen. Migration failed, interns assigning a license to a user when their mailbox is on premise, or some other kind of administrative mistake. Now you realize you have a mailbox on premise and a mailbox in O365. In order to fix the problem, you have to remove one of the accounts. The easiest…
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“You must specify the PrimaryOnly parameter” error when you try to move a primary mailbox to Exchange Online in a hybrid deployment
“You must specify the PrimaryOnly parameter” error when you try to move a primary mailbox to Exchange Online in a hybrid deployment Got this message while trying to migrate a mailbox on-premise which had an archive in 365. We have 2010 and 2016 on premise, migrating to 365 in a hybrid model. Resolved by running…