安装VS时出错了

在装VS的时候报了下面的错：
[08/13/09,09:26:34] Microsoft Visual Studio 2005 Team Suite - CHS: [2] ERROR_FILE_NOT_FOUND/ERROR_INSTALL_PACKAGE_OPEN_FAILED returned in CRootComponent::Install for: c:\docume~1\admini~1\locals~1\temp\rar$ex00.672\vs_setup.msi
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status for.NET Compact Framework 1.0 SP3
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status for.NET Compact Framework 2.0
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status forMicrosoft Visual Studio 2005 Tools for Office Runtime
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status forMicrosoft Visual Studio 2005 Tools for Office Runtime 语言包
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status forMicrosoft Visual J# 2.0 Redistributable Package
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status forMicrosoft Visual J# 2.0 Redistributable 语言包 - 简体中文
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status forSQL Server 2005 Mobile Edition
[08/13/09,09:26:54] VS70pgui: [2] Unknown component status forMicrosoft Device Emulator 1.0 版
[08/13/09,09:26:55] VS70pgui: [2] Unknown component status forMicrosoft SQL Server 2005 Express Edition x86

因为之前framework2.0先安装，所以安装就判断失常了
打开注册表，查找“.netframework”
找到 HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\.NETFramework\v2.0.50727
删除它，再次安装，问题解决

参考网址：http://huhongxiang.spaces.live.com/blog/cns!8c497a932609e8b!364.entry