After installing Office 2010 Service Pack 2, you may receive the following error when attempting to Internet activate Office 2010:


This activation error is currently being investigated.  To activate Office 2010, please use one of the following workarounds:

1. Activate Office 2010 by using OSPP.VBS.

a. Open an administrative command-prompt
b. Run one of the following command-lines based on your Operating System:

x86
cscript "C:\Program Files\Microsoft Office\Office14\ospp.vbs" /act
x64
cscript "C:\Program Files (x86)\Microsoft Office\Office14\ospp.vbs" /act

2. Open any Office 2010 program using Run as Administrator

a. Go to Start | All Programs | Microsoft Office
b. Hold down the 'Shift' key and right-click any Office 2010 Program (ex. Microsoft Word 2010) and select Run as administrator
c. Follow the prompts to internet activate

3. Change the UserOperations key under HKEY_LOCAL_MACHINE\Software\Microsoft\OfficeSoftwareProtectionPlatform to have a value of 1.  Can automate this by running the following from an elevated command prompt:

reg add HKEY_LOCAL_MACHINE\software\microsoft\officesoftwareprotectionplatform /v USEROPERATIONS /t REG_DWORD /d 1 /f
After running this command, open any Office 2010 program and follow the prompts to internet activate.

Note - Setting UserOperations to a value of 1 permits administrator-privileged license operations including Internet or telephone activation by standard users.
4. If using a volume license version of Office 2010, use KMS activation instead of MAK activation.  For further information on KMS activation in Office 2010, please refer to the following Microsoft articles:

Plan KMS activation of Office 2010
http://technet.microsoft.com/en-us/library/ff603508(v=office.14).aspx
Deploy volume activation of Office 2010
http://technet.microsoft.com/en-us/library/ee624357(v=office.14).aspx