Date of this try:

WindowsActivationUpdate_error_20130325_1458

Download link:

http://download.microsoft.com/download/E/5/6/E5611B10-0D6D-4117-8430-A67417AA88CD/WindowsActivationUpdate.exe

WEB page where download is done:

http://www.microsoft.com/genuine/validate/DownloadValidationSupport.aspx?displaylang=en

MGADiag.exe:
------------------------------------------------------------------------------------------

Diagnostic Report (1.9.0019.0):
-----------------------------------------
WGA Data-->
Validation Status: Genuine
Validation Code: 0

Cached Validation Code: 0x0
Windows Product Key: *****-*****-788W3-H689G-6P6GT
Windows Product Key Hash: yr8OHoeXhbT4dc6MxGYjdAStSPY=
Windows Product ID: 00371-OEM-8992671-00008
Windows Product ID Type: 2
Windows License Type: OEM SLP
Windows OS version: 6.1.7601.2.00010100.1.0.048
ID: {87AE460F-BE99-4E17-86B7-529BBDF8EEDC}(1)
Is Admin: Yes
TestCab: 0x0
WGA Version: N/A, hr = 0x80070002
Signed By: N/A, hr = 0x80070002
Product Name: Windows 7 Professional
Architecture: 0x00000009
Build lab: 7601.win7sp1_gdr.120830-0333
TTS Error: 
Validation Diagnostic: 
Resolution Status: N/A

WgaER Data-->
ThreatID(s): N/A, hr = 0x80070002
Version: N/A, hr = 0x80070002

WGA 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: 102
Microsoft Office Home and Student 2007 - 100 Genuine
OGA Version: N/A, 0x80070002
Signed By: N/A, hr = 0x80070002
Office Diagnostics: 77F760FE-153-80070002_7E90FEE8-175-80070002_025D1FF3-364-80041010_025D1FF3-229-80041010_025D1FF3-230-1_025D1FF3-517-80040154_025D1FF3-237-80040154_025D1FF3-238-2_025D1FF3-244-80070002_025D1FF3-258-3_B4D0AA8B-920-80070057

Browser Data-->
Proxy settings: N/A
User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Win32)
Default Browser: C:\Program Files (x86)\Mozilla 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-->
File Mismatch: C:\Windows\system32\wat\watadminsvc.exe[7.1.7600.16395]
File Mismatch: C:\Windows\system32\wat\watux.exe[7.1.7600.16395]
File Mismatch: C:\Windows\system32\sppobjs.dll[6.1.7601.17514]
File Mismatch: C:\Windows\system32\sppc.dll[6.1.7601.17514]
File Mismatch: C:\Windows\system32\sppcext.dll[6.1.7600.16385]
File Mismatch: C:\Windows\system32\sppwinob.dll[6.1.7601.17514]
File Mismatch: C:\Windows\system32\slc.dll[6.1.7600.16385]
File Mismatch: C:\Windows\system32\slcext.dll[6.1.7600.16385]
File Mismatch: C:\Windows\system32\sppuinotify.dll[6.1.7600.16385]
File Mismatch: C:\Windows\system32\slui.exe[6.1.7601.17514]
File Mismatch: C:\Windows\system32\sppcomapi.dll[6.1.7601.17514]
File Mismatch: C:\Windows\system32\sppcommdlg.dll[6.1.7600.16385]
File Mismatch: C:\Windows\system32\sppsvc.exe[6.1.7601.17514]
File Mismatch: C:\Windows\system32\drivers\spsys.sys[6.1.7127.0]
File Mismatch: C:\Windows\system32\drivers\spldr.sys[6.1.7127.0]
File Mismatch: C:\Windows\system32\systemcpl.dll[6.1.7601.17514]
File Mismatch: C:\Windows\system32\en-us\user32.dll.mui[6.1.7601.17514]

Other data-->
Office Details: <GenuineResults><MachineData><UGUID>{87AE460F-BE99-4E17-86B7-529BBDF8EEDC}</UGUID><Version>1.9.0019.0</Version><OS>6.1.7601.2.00010100.1.0.048</OS><Architecture>x64</Architecture><PKey>*****-*****-*****-*****-6P6GT</PKey><PID>00371-OEM-8992671-00008</PID><PIDType>2</PIDType><SID>S-1-5-21-3009974681-3933094188-1530259778</SID><SYSTEM><Manufacturer>Hewlett-Packard</Manufacturer><Model>HP Pavilion dv8 Notebook PC</Model></SYSTEM><BIOS><Manufacturer>Hewlett-Packard</Manufacturer><Version>F.25</Version><SMBIOSVersion major="2" minor="6"/><Date>20100531000000.000000+000</Date></BIOS><HWID>8F2E3307018400FE</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><OEMID>HPQOEM</OEMID><OEMTableID>SLIC-MPC</OEMTableID></OEM><GANotification/></MachineData><Software><Office><Result>102</Result><Products><Product GUID="{91120000-002F-0000-0000-0000000FF1CE}"><LegitResult>100</LegitResult><Name>Microsoft Office Home and Student 2007</Name><Ver>12</Ver><PidType>19</PidType></Product></Products><Applications><App Id="16" Version="12" Result="100"/><App Id="18" Version="12" Result="100"/><App Id="1B" Version="12" Result="100"/><App Id="A1" Version="12" Result="100"/></Applications></Office></Software></GenuineResults>  

Spsys.log Content: 0x80070002

Licensing Data-->
Software licensing service version: 6.1.7601.17514

Name: Windows(R) 7, Professional edition
Description: Windows Operating System - Windows(R) 7, OEM_SLP channel
Activation ID: 50e329f7-a5fa-46b2-85fd-f224e5da7764
Application ID: 55c92734-d682-4d71-983e-d6ec3f16059f
Extended PID: 00371-00178-926-700008-02-1033-7600.0000-3302012
Installation ID: 008814444425314735406506847564023146196271867214353735
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: 6P6GT
License Status: Licensed
Remaining Windows rearm count: 2
Trusted time: 3/25/2013 3:16:17 PM

Windows Activation Technologies-->
HrOffline: 0x8004FE21
HrOnline: 0x00000000
HealthStatus: 0x000000000001EFF0
Event Time Stamp: 3:20:2013 16:20
WAT Activex: Registered
WAT Admin Service: Registered

HWID Data-->
HWID Hash Current: MAAAAAEAAQABAAEAAAACAAAAAwABAAEAln3oGOAhjvM0I0IWyizAUsLN2HbSG3ZW

OEM Activation 1.0 Data-->
N/A

OEM Activation 2.0 Data-->
BIOS valid for OA 2.0: yes
Windows marker version: 0x20001
OEMID and OEMTableID Consistent: yes
BIOS Information: 
  ACPI Table Name	OEMID Value	OEMTableID Value
  APIC			HPQOEM		SLIC-MPC
  FACP			HPQOEM		SLIC-MPC
  HPET			HPQOEM		SLIC-MPC
  BOOT			HPQOEM		SLIC-MPC
  MCFG			HPQOEM		SLIC-MPC
  ASF!			HPQOEM		SLIC-MPC
  SLIC			HPQOEM		SLIC-MPC
  SSDT			PmRef		CpuPm