Error message when you try to activate Office 2010: "An unspecified error has occurred. Your request cannot be processed at this time. (0x80070001)

KB Article: https://support.microsoft.com/kb/2400124

INTRODUCTION

When you try to activate Office 2010, you may receive the following error message:

An unspecified error has occurred. Your request cannot be processed at this time. Please try again later. (0x80070001)