Error 0xC004E002 during activation for Windows Vista, Windows Server 2008, Windows 7, or Windows Server 2008 R2
KB Article: https://support.microsoft.com/kb/978305
When you try to activate Windows Vista, Windows Server 2008, Windows 7, or Windows Server 2008 R2, you may receive one of the following error messages:
Code: 0xC004C003
Description: The activation server determined that the specified product key has been blocked.
Code: 0xC004E002
Description: The Software Licensing Service reported that the license store contains inconsistent data.