Windows Claims its not genuine when it is

I turned on my computer yesterday to be told that "your copy of windows may not be genuine". It is genuine, so I have no idea why its doing this.

Code:

Diagnostic Report (1.9.0027.0): 
----------------------------------------- 
Windows Validation Data--> 
 
Validation Code: 50 
Cached Online Validation Code: 0x0 
Windows Product Key: *****-*****-X92GV-V7DCV-P4K27 
Windows Product Key Hash: aU2z1/fnhnLHmhBm699qYZT2E6s= 
Windows Product ID: 00426-OEM-8992662-00400 
Windows Product ID Type: 2 
Windows License Type: OEM SLP 
Windows OS version: 6.1.7601.2.00010100.1.0.001 
ID: {652692CA-EDD9-45C6-B9EA-BDC16625232B}(1) 
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: 7601.win7sp1_gdr.120830-0333 
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: E:\program files\firefox\firefox.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>{652692CA-EDD9-45C6-B9EA-BDC16625232B}</UGUID><Version>1.9.0027.0</Version><OS>6.1.7601.2.00010100.1.0.001</OS><Architecture>x64</Architecture><PKey>*****-*****-*****-*****-P4K27</PKey><PID>00426-OEM-8992662-00400</PID><PIDType>2</PIDType><SID>S-1-5-21-2834627741-726148454-3690450399</SID><SYSTEM><Manufacturer>CLEVO                            </Manufacturer><Model>P15xEMx</Model></SYSTEM><BIOS><Manufacturer>American Megatrends Inc.</Manufacturer><Version>4.6.5</Version><SMBIOSVersion major="2" minor="7"/><Date>20121019000000.000000+000</Date></BIOS><HWID>96B23007018400FE</HWID><UserLCID>0C09</UserLCID><SystemLCID>0409</SystemLCID><TimeZone>AUS Eastern Standard Time(GMT+10:00)</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: 6.1.7601.17514 
 
Name: Windows(R) 7, Ultimate edition 
Description: Windows Operating System - Windows(R) 7, OEM_SLP channel 
Activation ID: 7cfd4696-69a9-4af7-af36-ff3d12b6b6c8 
Application ID: 55c92734-d682-4d71-983e-d6ec3f16059f 
Extended PID: 00426-00178-926-600400-02-1033-7600.0000-3172012 
Installation ID: 018116007894016654178815346981967700211603314600137022 
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: P4K27 
License Status: Notification 
Notification Reason: 0xC004F057. 
Remaining Windows rearm count: 4 
Trusted time: 15/12/2012 9:36:43 AM 
 
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: NAAAAAEAAgABAAIAAAACAAAAAwABAAEAln2EgzrgHC8SbBqHftMSL4go/EWjl7TZSLqWYw== 
 
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            MIDERN        MIDERN 
  FACP            MIDERN        MIDERN 
  HPET            MIDERN        MIDERN 
  MCFG            MIDERN        MIDERN 
  FPDT            MIDERN        MIDERN 
  ASF!            INTEL          HCG 
  SSDT            SataRe        SataTabl 
  SSDT            SataRe        SataTabl 
  SSDT            SataRe        SataTabl 
  SSDT            SataRe        SataTabl 
  SSDT            SataRe        SataTabl

I honestly can't think of anything I've done that might make this happen, I haven't really been doing anything unusual. Any help would be greatly appreciated!

Duly noted, thanks.