following the support advice i am posting here the result of the diagnostic report
Diagnostic Report (1.9.0027.0):
-----------------------------------------
Windows Validation Data-->
Validation Code: 0x8004FE21
Cached Online Validation Code: N/A, hr = 0xc004f012
Windows Product Key: *****-*****-WJ2H8-R6B6D-7QJB7
Windows Product Key Hash: ckKNc+BBPDWmo1LUlOkraNjlQ34=
Windows Product ID: 00359-OEM-8992687-00006
Windows Product ID Type: 2
Windows License Type: OEM SLP
Windows OS version: 6.1.7601.2.00010300.1.0.003
ID: {9A8A841F-EC18-44CD-AAE6-5F1857DC40E4}(1)
Is Admin: Yes
TestCab: 0x0
LegitcheckControl ActiveX: N/A, hr = 0x80070002
Signed By: N/A, hr = 0x80070002
Product Name: Windows 7 Home Premium
Architecture: 0x00000009
Build lab: 7601.win7sp1_gdr.140303-2144
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)\Google\Chrome\Application\chrome.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], Hr = 0x80092003
File Mismatch: C:\Windows\system32\wat\watux.exe[7.1.7600.16395], Hr = 0x80092003
File Mismatch: C:\Windows\system32\sppobjs.dll[6.1.7601.17514], Hr = 0x80092003
File Mismatch: C:\Windows\system32\sppc.dll[6.1.7601.17514], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\sppcext.dll[6.1.7600.16385], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\sppwinob.dll[6.1.7601.17514], Hr = 0x80092003
File Mismatch: C:\Windows\system32\slc.dll[6.1.7600.16385], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\slcext.dll[6.1.7600.16385], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\sppuinotify.dll[6.1.7600.16385], Hr = 0x80092003
File Mismatch: C:\Windows\system32\slui.exe[6.1.7601.17514], Hr = 0x80092003
File Mismatch: C:\Windows\system32\sppcomapi.dll[6.1.7601.17514], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\sppcommdlg.dll[6.1.7600.16385], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\sppsvc.exe[6.1.7601.17514], Hr = 0x80092003
File Mismatch: C:\Windows\system32\drivers\spsys.sys[6.1.7127.0], Hr = 0x80092003
File Mismatch: C:\Windows\system32\drivers\spldr.sys[6.1.7127.0], Hr = 0x80092003
File Mismatch: C:\Windows\system32\systemcpl.dll[6.1.7601.17514], Hr = 0x800b0100
File Mismatch: C:\Windows\system32\user32.dll[6.1.7601.17514], Hr = 0x800b0100
Other data-->
Office Details: <GenuineResults><MachineData><UGUID>{9A8A841F-EC18-44CD-AAE6-5F1857DC40E4}</UGUID><Version>1.9.0027.0</Version><OS>6.1.7601.2.00010300.1.0.003</OS><Architecture>x64</Architecture><PKey>*****-*****-*****-*****-7QJB7</PKey><PID>00359-OEM-8992687-00006</PID><PIDType>2</PIDType><SID>S-1-5-21-1819756418-2722191327-2225515918</SID><SYSTEM><Manufacturer>Acer</Manufacturer><Model>Aspire
5750G</Model></SYSTEM><BIOS><Manufacturer>Acer</Manufacturer><Version>V1.17</Version><SMBIOSVersion major="2" minor="7"/><Date>20111230000000.000000+000</Date></BIOS><HWID>23E03A07018400FE</HWID><UserLCID>0410</UserLCID><SystemLCID>0410</SystemLCID><TimeZone>ora
solare Europa occidentale(GMT+01:00)</TimeZone><iJoin>0</iJoin><SBID><stat>3</stat><msppid></msppid><name></name><model></model></SBID><OEM><OEMID>ACRSYS</OEMID><OEMTableID>ACRPRDCT</OEMTableID></OEM><GANotification/></MachineData><Software><Office><Result>109</Result><Products/><Applications/></Office></Software></GenuineResults>
Spsys.log Content: 0x80070002
Licensing Data-->
Versione servizio di gestione licenze software: 6.1.7601.17514
Nome: Windows(R) 7, HomePremium edition
Descrizione: Windows Operating System - Windows(R) 7, OEM_SLP channel
ID di attivazioned2c04e90-c3dd-4260-b0f3-f845f5d27d64
ID applicazione: 55c92734-d682-4d71-983e-d6ec3f16059f
PID esteso: 00359-00178-926-800006-02-1033-7601.0000-2862011
ID di installazione: 012416591222287442684465680413364961679253879036745295
URL certificato processore:
URL certificato computer:
URL licenza d'uso:
URL certificato codice "Product Key":
Codice "Product Key" parziale: 7QJB7
Stato licenza: concesso in licenza
Numero di ripristini Windows rimanenti: 2
Ora attendibile: 12/12/2014 11:37:36
Windows Activation Technologies-->
HrOffline: 0x8004FE21
HrOnline: N/A
HealthStatus: 0x000000000001EFF0
Event Time Stamp: 12:12:2014 11:20
ActiveX: Registered, Version: 7.1.7600.16395
Admin Service: Registered, Version: 7.1.7600.16395
HealthStatus Bitmask Output:
Tampered File: %systemroot%\system32\sppobjs.dll
Tampered File: %systemroot%\system32\sppc.dll|sppc.dll.mui
Tampered File: %systemroot%\system32\sppcext.dll|sppcext.dll.mui
Tampered File: %systemroot%\system32\sppwinob.dll
Tampered File: %systemroot%\system32\slc.dll|slc.dll.mui
Tampered File: %systemroot%\system32\slcext.dll|slcext.dll.mui
Tampered File: %systemroot%\system32\sppuinotify.dll|sppuinotify.dll.mui
Tampered File: %systemroot%\system32\slui.exe|slui.exe.mui|COM Registration
Tampered File: %systemroot%\system32\sppcomapi.dll|sppcomapi.dll.mui
Tampered File: %systemroot%\system32\sppcommdlg.dll|sppcommdlg.dll.mui
Tampered File: %systemroot%\system32\sppsvc.exe|sppsvc.exe.mui
Tampered File: %systemroot%\system32\drivers\spsys.sys
HWID Data-->
HWID Hash Current: MgAAAAEAAQABAAIAAQABAAAAAwABAAEAonagwVTsdgCyx+qnpv+oreLUEE/oaAJpLnM=
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 ACRSYS ACRPRDCT
FACP ACRSYS ACRPRDCT
HPET ACRSYS ACRPRDCT
BOOT ACRSYS ACRPRDCT
MCFG ACRSYS ACRPRDCT
ASF! ACRSYS ACRPRDCT
SLIC ACRSYS ACRPRDCT
SSDT ACRSYS ACRPRDCT
ASPT ACRSYS ACRPRDCT
SSDT ACRSYS ACRPRDCT
SSDT ACRSYS ACRPRDCT
SSDT ACRSYS ACRPRDCT
