User unable to login and receive email via Outlook, OWA or Mobile Device

Scenario:  User is unable to login and receive email via Outlook, OWA, or Mobile Device.

Outlook error: cannot open your default folders. You must connect with the current profile before you can synchronize your folders with your outlook data file (.ost).

Owa error: The custom error module doesn’t recognize the error.


Cause: The user’s mailbox was quarantined


Resolution:  Click on the link below and it will provide instruction for Mailbox Quarantining.

Quarantined Mailboxes