今天看到vs2010有很多东西不能正常使用，于是就修复安装，修复安装多次，一直出现错误如下错误：

[09/04/13,11:02:12] Microsoft Visual Studio 2010 Professional - CHS: [2] UpdateFileFetcherFromMsi: Warning: Missing fwlink entry for cabinet: #SP.cab
[09/04/13,11:02:12] setup.exe: [2] Duplicate module ID: {0AFE11CA-57AA-4F66-90BE-284F0F3A5ABD}
[09/04/13,11:03:27] Microsoft Visual Studio 2010 64 位系统必备(x64): [2] CMsiComponent::Install() expects the setup file for Microsoft Visual Studio 2010 64 位系统必备(x64), but the file is not available.
[09/04/13,11:03:27] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:03:38] TFS 对象模型(x64): [2] CMsiComponent::Install() expects the setup file for TFS 对象模型(x64), but the file is not available.
[09/04/13,11:03:39] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:03:50] .NET Framework 4 Multi-Targeting Pack: [2] CMsiComponent::Install() expects the setup file for .NET Framework 4 Multi-Targeting Pack, but the file is not available.
[09/04/13,11:03:51] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:04:02] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147023293.
[09/04/13,11:04:28] Microsoft SQL Server Compact 3.5 SP2 (x86)简体中文: [2] CMsiComponent::Install() expects the setup file for Microsoft SQL Server Compact 3.5 SP2 (x86)简体中文, but the file is not available.
[09/04/13,11:04:28] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:04:39] Microsoft SQL Server Compact 3.5 SP2 (x64)简体中文: [2] CMsiComponent::Install() expects the setup file for Microsoft SQL Server Compact 3.5 SP2 (x64)简体中文, but the file is not available.
[09/04/13,11:04:39] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:04:50] Visual Studio 2010 Tools for SQL Server Compact 3.5 SP2 简体中文: [2] CMsiComponent::Install() expects the setup file for Visual Studio 2010 Tools for SQL Server Compact 3.5 SP2 简体中文, but the file is not available.
[09/04/13,11:04:50] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:05:01] Microsoft SQL Server 2008 R2 管理对象: [2] CMsiComponent::Install() expects the setup file for Microsoft SQL Server 2008 R2 管理对象, but the file is not available.
[09/04/13,11:05:01] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:05:12] Microsoft SQL Server 2008 R2 管理对象(x64): [2] CMsiComponent::Install() expects the setup file for Microsoft SQL Server 2008 R2 管理对象(x64), but the file is not available.
[09/04/13,11:05:13] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[09/04/13,11:05:28] VS70pgui: [2] DepCheck indicates Microsoft .NET Framework 4 简体中文语言包 was not attempted to be installed.
[09/04/13,11:05:29] VS70pgui: [2] DepCheck indicates Microsoft Visual Studio 2010 64 位系统必备(x64) is not installed.
[09/04/13,11:05:29] VS70pgui: [2] DepCheck indicates TFS 对象模型(x64) is not installed.
[09/04/13,11:05:29] VS70pgui: [2] DepCheck indicates .NET Framework 4 Multi-Targeting Pack is not installed.
[09/04/13,11:05:30] VS70pgui: [2] DepCheck indicates Microsoft Visual Studio 2010 Professional - CHS is not installed.
[09/04/13,11:05:31] VS70pgui: [2] DepCheck indicates Microsoft SQL Server Compact 3.5 SP2 (x86)简体中文 is not installed.
[09/04/13,11:05:31] VS70pgui: [2] DepCheck indicates Microsoft SQL Server Compact 3.5 SP2 (x64)简体中文 is not installed.
[09/04/13,11:05:31] VS70pgui: [2] DepCheck indicates Visual Studio 2010 Tools for SQL Server Compact 3.5 SP2 简体中文 is not installed.
[09/04/13,11:05:32] VS70pgui: [2] DepCheck indicates Microsoft SQL Server 2008 R2 管理对象 is not installed.
[09/04/13,11:05:32] VS70pgui: [2] DepCheck indicates Microsoft SQL Server 2008 R2 管理对象(x64) is not installed.

到微软网站查到一个方法，就是第一次修复安装失败的话，把安装文件换个地方，再次修复安装，果然成功。（原先使用虚拟光盘，这次放在D盘里）

有所谓知其然，不知其所以然~~~~~~~~~~