Like so many other people, my machine has mysteriously started generating this error. Here's the output of the MGA Diagnostic Tool.
Diagnostic Report (1.9.0027.0):
-----------------------------------------
Windows Validation Data-->
Validation Code: 50
Cached Online Validation Code: 0xc004c4a8
Windows Product Key: *****-*****-QXJPQ-JDRHW-63F87
Windows Product Key Hash: yCj3UCAKVnYaE1SO6/POX+0xpHY=
Windows Product ID: 00426-067-6177223-86275
Windows Product ID Type: 5
Windows License Type: Retail
Windows OS version: 6.1.7600.2.00010100.0.0.001
ID: {FAA1589B-A38A-46AF-B465-0D1E986D7A31}(3)
Is Admin: Yes
TestCab: 0x0
LegitcheckControl ActiveX: N/A, hr = 0x80070002
Signed By: N/A, hr = 0x80070002
Product Name: Windows 7 Ultimate
Architecture: 0x00000009
Build lab: 7600.win7_gdr.100226-1909
TTS Error:
Validation Diagnostic:
Resolution Status: N/A
Vista WgaER Data-->
ThreatID(s): N/A, hr = 0x80070002
Version: N/A, hr = 0x80070002
Windows XP Notifications Data-->
Cached Result: N/A, hr = 0x80070002
File Exists: No
Version: N/A, hr = 0x80070002
WgaTray.exe Signed By: N/A, hr = 0x80070002
WgaLogon.dll Signed By: N/A, hr = 0x80070002
OGA Notifications Data-->
Cached Result: N/A, hr = 0x80070002
Version: N/A, hr = 0x80070002
OGAExec.exe Signed By: N/A, hr = 0x80070002
OGAAddin.dll Signed By: N/A, hr = 0x80070002
OGA Data-->
Office Status: 109 N/A
OGA Version: N/A, 0x80070002
Signed By: N/A, hr = 0x80070002
Office Diagnostics: 025D1FF3-364-80041010_025D1FF3-229-80041010_025D1FF3-230-1_025D1FF3-517-80040154_025D1FF3-237-80040154_025D1FF3-238-2_025D1FF3-244-80070002_025D1FF3-258-3
Browser Data-->
Proxy settings: N/A
User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Win32)
Default Browser: C:\Program Files (x86)\Internet Explorer\iexplore.exe
Download signed ActiveX controls: Prompt
Download unsigned ActiveX controls: Disabled
Run ActiveX controls and plug-ins: Allowed
Initialize and script ActiveX controls not marked as safe: Disabled
Allow scripting of Internet Explorer Webbrowser control: Disabled
Active scripting: Allowed
Script ActiveX controls marked as safe for scripting: Allowed
File Scan Data-->
Other data-->
Office Details: <GenuineResults><MachineData><UGUID>{FAA1589B-A38A-46AF-B465-0D1E986D7A31}</UGUID><Version>1.9.0027.0</Version><OS>6.1.7600.2.00010100.0.0.001</OS><Architecture>x64</Architecture><PKey>*****-*****-*****-*****-63F87</PKey><PID>00426-067-6177223-86275</PID><PIDType>5</PIDType><SID>S-1-5-21-194978664-2524921265-2357795185</SID><SYSTEM><Manufacturer>Gigabyte
Technology Co., Ltd.</Manufacturer><Model>H55M-UD2H</Model></SYSTEM><BIOS><Manufacturer>Award Software International, Inc.</Manufacturer><Version>F8</Version><SMBIOSVersion major="2" minor="4"/><Date>20100212000000.000000+000</Date></BIOS><HWID>40BB3607018400FC</HWID><UserLCID>0409</UserLCID><SystemLCID>0409</SystemLCID><TimeZone>Eastern
Standard Time(GMT-05:00)</TimeZone><iJoin>0</iJoin><SBID><stat>3</stat><msppid></msppid><name></name><model></model></SBID><OEM/><GANotification/></MachineData><Software><Office><Result>109</Result><Products/><Applications/></Office></Software></GenuineResults>
Spsys.log Content: 0x80070002
Licensing Data-->
Software licensing service version: 6.1.7600.16385
Name: Windows(R) 7, Ultimate edition
Description: Windows Operating System - Windows(R) 7, RETAIL channel
Activation ID: a0cde89c-3304-4157-b61c-c8ad785d1fad
Application ID: 55c92734-d682-4d71-983e-d6ec3f16059f
Extended PID: 00426-00172-067-617722-00-1033-7600.0000-1272010
Installation ID: 009622504531185392657414556401864073310716366733206355
Processor Certificate URL:
http://go.microsoft.com/fwlink/?LinkID=88338
Machine Certificate URL: http://go.microsoft.com/fwlink/?LinkID=88339
Use License URL: http://go.microsoft.com/fwlink/?LinkID=88341
Product Key Certificate URL:
http://go.microsoft.com/fwlink/?LinkID=88340
Partial Product Key: 63F87
License Status: Unlicensed
Remaining Windows rearm count: 3
Trusted time: 5/7/2010 12:37:11 PM
Windows Activation Technologies-->
HrOffline: 0x00000000
HrOnline: N/A
HealthStatus: 0x0000000000000000
Event Time Stamp: N/A
ActiveX: Registered, Version: 7.1.7600.16395
Admin Service: Registered, Version: 7.1.7600.16395
HealthStatus Bitmask Output:
HWID Data-->
HWID Hash Current: OgAAAAIABgACAAEAAQABAAAAAQABAAEAJJS6sE40CFCAlihgQsbiX5iydo0sH8KEPJXeiJDhOERcXQ==
OEM Activation 1.0 Data-->
N/A
OEM Activation 2.0 Data-->
BIOS valid for OA 2.0: yes, but no SLIC table
Windows marker version: N/A
OEMID and OEMTableID Consistent: N/A
BIOS Information:
ACPI Table Name OEMID Value OEMTableID Value
APIC GBT GBTUACPI
FACP GBT GBTUACPI
HPET GBT GBTUACPI
MCFG GBT GBTUACPI
EUDS GBT
TAMG GBT GBT B0
SSDT INTEL PPM RCM
