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"The operation failed. The messaging interface have returned an unknown error. If the problem persists, restart Outlook when taking backp of pst file RRS feed

  • Question

  •  "The operation failed. The messaging interface have returned an unknown error. If the problem persists, restart Outlook.

    show cited messege When I going to take backup of pst file of outlook 2010.

    Kindly advice pls

    Thursday, May 15, 2014 6:29 AM