大家帮我看看net framework 4.0安装时发生严重问题

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日志文件：








OS Version = 5.1.2600, Platform 2, Service Pack 3
OS Description = WinXP - x86 Professional Service Pack 3

CommandLine = C:\cf6f36ac1e61295a8f4a1ac5afccb436\\Setup.exe /x86 /x64


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: UserControlled



































































































































































































































































































































































































































































































































































































































Number of applicable items: 8















ServiceControl operation succeeded!

MSI (C:\cf6f36ac1e61295a8f4a1ac5afccb436\netfx_Core_x86.msi) Installation failed. Msi Log:
Microsoft .NET Framework 4 Setup_20110315_024131281-MSI_netfx_Core_x86.msi.txt


Exe (C:\cf6f36ac1e61295a8f4a1ac5afccb436\SetupUtility.exe) succeeded.
Exe Log File:
dd_SetupUtility.txt

MSI (C:\cf6f36ac1e61295a8f4a1ac5afccb436\netfx_Core_x86.msi) Installation failed. Msi Log:
Microsoft .NET Framework 4 Setup_20110315_024131281-MSI_netfx_Core_x86.msi.txt




Final Result: Installation failed with error code: (0x80070643), "安装时发生严重错误 " (Elapsed time: 0 00:05:12).




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