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Titre
ERROR: "[4965-24-26-80040111] Unable to open target mail store" when migrating user mailbox with office 365 F Plan license. -
Description
When running the mailbox migration to migrate the user mailbox with Office 365 F Plan license, getting the following error in the log:
00:00:11 ERROR: [4965-24-26-80040111]Unable to open target mail store
00:00:11 MAPILogonEx(~EXCHFB-606559AD-7B8):
00:00:11 MAPI error 80040111 -
Cause
This is due to the Mailbox with Office 365 F Plan license does not have the function to connect via Office Desktop Apps, e.g.: outlook.
Please refer to the Microsoft document here
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Résolution
WORKAROUND:
Assigned the user mailbox with Office 365 F Plan to have Microsoft Office 365 E3 / E5 license as temporary during the migration period. Once the migration is completed, the office 365 F plan can be re-assign back to the user mailbox.