Installation of this package failed (Service Pack 2 for Microsoft Office Web Apps (KB2687470) 64-bit edition

Hi there,

On my SharePoint 2010 server I have Office Web Apps 2010 installed (NOT Microsoft Office).

When I try to install OWA SP2 (KB2687470) I get this error:

--- Logs show some errors at C:\Users\ext.magryan\AppData\Local\Temp\3\Wac Server Setup(2014062009365223A0).log

Search "error" (32 hits in 1 files)
  C:\Users\ext.magryan\AppData\Local\Temp\3\Wac Server Setup(2014062009365223A0).log (32 hits)
	Line 352: MSI(INFO): 'DEBUG: Error 2749:  Transform 9011410409100014.0.6025.1000 invalid for package C:\Windows\Installer\8d4dd82a.msi. Expected product version == 14.0.6025.1000, found product version 14.0.4763.1000.'
	Line 354: MSI(INFO): 'DEBUG: Error 2749:  Transform 9011410409100014.0.6012.1000 invalid for package C:\Windows\Installer\8d4dd82a.msi. Expected product version == 14.0.6012.1000, found product version 14.0.4763.1000.'
	Line 356: MSI(INFO): 'DEBUG: Error 2749:  Transform 9011410409100014.0.6014.1000 invalid for package C:\Windows\Installer\8d4dd82a.msi. Expected product version == 14.0.6014.1000, found product version 14.0.4763.1000.'
	Line 358: MSI(INFO): 'DEBUG: Error 2749:  Transform 9011410409100014.0.6027.1000 invalid for package C:\Windows\Installer\8d4dd82a.msi. Expected product version == 14.0.6027.1000, found product version 14.0.4763.1000.'
	Line 360: MSI(INFO): 'DEBUG: Error 2749:  Transform 9011410409100014.0.6022.1000 invalid for package C:\Windows\Installer\8d4dd82a.msi. Expected product version == 14.0.6022.1000, found product version 14.0.4763.1000.'
	Line 362: MSI(INFO): 'DEBUG: Error 2749:  Transform 9011410409100014.0.6015.1000 invalid for package C:\Windows\Installer\8d4dd82a.msi. Expected product version == 14.0.6015.1000, found product version 14.0.4763.1000.'
	Line 403: MSI(ACTIONSTART): 'Action 9:36:56: SetSupportErrorTextRetail. '
	Line 404: MSI(INFO): 'Action start 9:36:56: SetSupportErrorTextRetail.'
	Line 405: MSI(INFO): 'Action ended 9:36:56: SetSupportErrorTextRetail. Return value 1.'
	Line 406: MSI(ACTIONSTART): 'Action 9:36:56: SetSupportErrorTextRetail_PERMISSION. '
	Line 407: MSI(INFO): 'Action start 9:36:56: SetSupportErrorTextRetail_PERMISSION.'
	Line 408: MSI(INFO): 'Action ended 9:36:56: SetSupportErrorTextRetail_PERMISSION. Return value 1.'
	Line 409: MSI(ACTIONSTART): 'Action 9:36:56: SetSupportErrorTextRetail_PROBLEM. '
	Line 410: MSI(INFO): 'Action start 9:36:56: SetSupportErrorTextRetail_PROBLEM.'
	Line 411: MSI(INFO): 'Action ended 9:36:56: SetSupportErrorTextRetail_PROBLEM. Return value 1.'
	Line 558: MSI(ERROR): 'Error 1706. Setup cannot find the required files.  Check your connection to the network, or CD-ROM drive.    For other potential solutions to this problem, see C:\Users\EXT~1.MAG\AppData\Local\Temp\3\Setup000023a0\SETUP.CHM.'
	Line 558: MSI(ERROR): 'Error 1706. Setup cannot find the required files.  Check your connection to the network, or CD-ROM drive.    For other potential solutions to this problem, see C:\Users\EXT~1.MAG\AppData\Local\Temp\3\Setup000023a0\SETUP.CHM.'
	Line 575: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_PROBLEM = If problem persists, contact Microsoft Product Support Services (PSS) for assistance.  For information about how to contact PSS, see C:\Users\EXT~1.MAG\AppData\Local\Temp\3\Setup000023a0\PSS10R.CHM.'
	Line 576: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_PERMISSION = Verify that you have sufficient permissions to access the registry or contact Microsoft Product Support Services (PSS) for assistance.  For information about how to contact PSS, see C:\Users\EXT~1.MAG\AppData\Local\Temp\3\Setup000023a0\PSS10R.CHM.'
	Line 577: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT = Contact Microsoft Product Support Services (PSS) for assistance.  For information about how to contact PSS, see C:\Users\EXT~1.MAG\AppData\Local\Temp\3\Setup000023a0\PSS10R.CHM.'
	Line 619: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_RETAIL_DEFAULT_PROBLEM_PRE = If problem persists, contact Microsoft Product Support Services (PSS) for assistance.  For information about how to contact PSS, see '
	Line 620: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_RETAIL_DEFAULT_PROBLEM_POST = .'
	Line 621: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_RETAIL_DEFAULT_PERMISSION_PRE = Verify that you have sufficient permissions to access the registry or contact Microsoft Product Support Services (PSS) for assistance.  For information about how to contact PSS, see '
	Line 622: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_RETAIL_DEFAULT_PERMISSION_POST = .'
	Line 623: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_RETAIL_DEFAULT_PRE = Contact Microsoft Product Support Services (PSS) for assistance.  For information about how to contact PSS, see '
	Line 624: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_RETAIL_DEFAULT_POST = .'
	Line 625: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_OEM_DEFAULT = Contact your computer manufacturer's product support for assistance.'
	Line 626: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_OEM_DEFAULT_PERMISSION = Verify that you have sufficient permissions to access the registry or contact your computer manufacturer's product support for assistance.'
	Line 627: MSI(INFO): 'Property(S): ERRORSUPPORTTEXT_OEM_DEFAULT_PROBLEM = If problem persists, contact your computer manufacturer's product support for assistance.'
	Line 629: MSI(INFO): 'Property(S): SecureCustomProperties = DIAGNOSE;DWLANGUAGE;ERRORSUPPORTTEXT;LAUNCHEDBYSETUPEXE;LOGVERBOSE;PIDKEY;SETUPHELPFILEDIR;SETUPINTLDLLDIRECTORY;SETUPPSSHELPFILEDIR;SETUPSUPPORTURL'
	Line 753: Error: Failed to configure: {90140000-1141-0409-1000-0000000FF1CE} ErrorCode: 1603(0x643). 
	Line 753: Error: Failed to configure: {90140000-1141-0409-1000-0000000FF1CE} ErrorCode: 1603(0x643). 

Any help will be appreciated.

Thanks.