Помогите с NET Framework !

Игры незапускаются и пишут нет .dll файлов разных

При переустановке выдаёт ошибку

винда чистая была

OS Version = 6.1.7601, Platform 2, Service Pack 1
OS Description = Windows 7 - x64 Ultimate Edition Service Pack 1
CommandLine = E:\3b5b0f6ca29a3e5b2f7cd764\\Setup.exe /x86 /x64 /ia64 /web
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: 12
Exe (E:\3b5b0f6ca29a3e5b2f7cd764\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
ServiceControl operation succeeded!
ServiceControl operation succeeded!
Exe (C:\Users\Step\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\Windows6.1-KB958488-v6001-x64.msu) failed with 0x240006 - (null).
Exe (E:\3b5b0f6ca29a3e5b2f7cd764\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
MSI (C:\Users\Step\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\netfx_Core_x64.msi) Installation failed. Msi Log: Microsoft .NET Framework 4 Setup_20121125_163630421-MSI_netfx_Core_x64.msi.txt
Exe (E:\3b5b0f6ca29a3e5b2f7cd764\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
MSI (C:\Users\Step\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\netfx_Core_x64.msi) Installation failed. Msi Log: Microsoft .NET Framework 4 Setup_20121125_163630421-MSI_netfx_Core_x64.msi.txt
Final Result: Installation failed with error code: (0x80070643), "В процессе установки произошла неисправимая ошибка. " (Elapsed time: 0 00:01:27).