NM: Outlook authentication popup shows up on each mailbox migration (4312140)

Issue

The user defined in the CMTE MAPI profile doesn't have Full Access permission on the destination Exchange Mailbox

Solution

Add Full Access on the target Exchange mailboxes for the account used in CMTE/Outlook MAPI profile
- In Notes Migrator, Provisioning view, select the users, and run the "Full Access" view action button
- in EMC : right click mailbox / manage full access permission
or
- in PS : Add-MailboxPermission "john doe" -User ""admin@mydomain.onmicrosoft.com"" -AccessRights FullAccess"