.NET Framework 4.0

I can't install Framework 4,i keep getting Fatal Error log file:
OS Version = 6.1.7601, Platform 2, Service Pack 1
OS Description = Windows 7 - x64 Ultimate Edition Service Pack 1
CommandLine = C:\b30a20211b4578262e9941ca\\Setup.exe /x86 /x64 /ia64 /web
TimeZone = Pacific Standard Time
Initial LCID = 1033
Using Simultaneous Download and Install mechanism
Operation: Installing
Package Name = Microsoft .NET Framework 4 Setup
Package Version = 4.0.30319
User Experience Data Collection Policy: Disabled
Number of applicable items: 11
Exe (C:\b30a20211b4578262e9941ca\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
ServiceControl operation succeeded!
ServiceControl operation succeeded!
Exe (C:\Users\RXR\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\Windows6.1-KB958488-v6001-x64.msu) failed with 0x240006 - (null).
Exe (C:\b30a20211b4578262e9941ca\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
MSI (C:\Users\RXR\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\netfx_Core_x64.msi) Installation failed. Msi Log: Microsoft .NET Framework 4 Setup_20111115_233814827-MSI_netfx_Core_x64.msi.txt
Final Result: Installation failed with error code: (0x80070643), "Fatal error during installation. " (Elapsed time: 0 00:03:13).