[06/13/13,14:40:55] Microsoft .NET Framework 2.0a: [2] Failed to fetch setup file in CBaseComponent::PreInstall()
[06/13/13,14:40:55] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467260.
[06/13/13,14:40:55] setup.exe: [2] CSetupManager::RunInstallPhase() - Call to Pre/Install/Post for InstallComponents failed
[06/13/13,14:40:55] setup.exe: [2] CSetupManager::RunInstallPhaseAndCheckResults() - RunInstallPhase() returned a NULL piActionResults
[06/13/13,14:40:55] setup.exe: [2] CSetupManager::RunInstallFromList() - RunInstallPhaseAndCheckResults failed [2]
[06/13/13,14:40:55] setup.exe: [2] ISetupManager::RunInstallLists(IP_PREINSTALL failed in ISetupManager::RunInstallFromThread()
[06/13/13,14:40:55] setup.exe: [2] ISetupManager::RunInstallFromThread() failed in ISetupManager::RunInstall()
[06/13/13,14:40:55] setup.exe: [2] CSetupManager::Run() - Call to RunInstall() failed
[06/13/13,14:40:56] WapUI: [2] DepCheck indicates Microsoft .NET Framework 2.0a is not installed.
[06/13/13,14:40:56] WapUI: [2] DepCheck indicates XPSEPSC Installer was not attempted to be installed.
[06/13/13,14:40:56] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.0a was not attempted to be installed.
[06/13/13,14:40:56] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.5 'package' was not attempted to be installed.
[06/13/13,14:40:56] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.5LP - CHS was not attempted to be installed.
[06/13/13,14:45:27] Microsoft .NET Framework 3.0a: [2] Error: Installation failed for component Microsoft .NET Framework 3.0a. MSI returned error code 1603
[06/13/13,14:45:46] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.0a is not installed.
[06/13/13,14:47:45] Microsoft .NET Framework 3.0a: [2] Error: Installation failed for component Microsoft .NET Framework 3.0a. MSI returned error code 1603
[06/13/13,14:47:57] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.0a is not installed.
[06/13/13,14:51:06] Microsoft .NET Framework 3.0a: [2] Error: Installation failed for component Microsoft .NET Framework 3.0a. MSI returned error code 1603
[06/13/13,14:51:18] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.0a is not installed.
[06/13/13,15:06:22] Microsoft .NET Framework 3.0a: [2] Error: Installation failed for component Microsoft .NET Framework 3.0a. MSI returned error code 1603
[06/13/13,15:06:36] WapUI: [2] DepCheck indicates Microsoft .NET Framework 3.0a is not installed.
[06/13/13,15:25:57] Microsoft .NET Framework 2.0a: [2] Error: Installation failed for component Microsoft .NET Framework 2.0a. MSI returned error code 1601
[06/13/13,15:26:08] WapUI: [2] DepCheck indicates Microsoft .NET Framework 2.0a is not installed.
[06/13/13,15:48:45] Microsoft .NET Framework 2.0a: [2] Error: Installation failed for component Microsoft .NET Framework 2.0a. MSI returned error code 1601
[06/13/13,15:48:56] WapUI: [2] DepCheck indicates Microsoft .NET Framework 2.0a is not installed.
[06/13/13,15:53:06] Microsoft .NET Framework 2.0a: [2] Error: Installation failed for component Microsoft .NET Framework 2.0a. MSI returned error code 1601
[06/13/13,15:53:16] WapUI: [2] DepCheck indicates Microsoft .NET Framework 2.0a is not installed.

急啊 求高人看看 找一下具体原因，不要重新安装系统的解决方法
已经下载Fromwork清理器清理过了，权限也已添加过了 还是不行

[06/13/13,16:55:06] Microsoft .NET Framework 3.5: [2] Error code 1601 for this component means "无法访问 Windows 安装服务。发生这种情况的可能是您在安全模式下运行 Windows， 或是没有正确安装 Windows 安装，。请与技术支持人员联系以获得帮助。
"
[06/13/13,16:55:06] Microsoft .NET Framework 3.5: [2] Setup Failed on component Microsoft .NET Framework 3.5
[06/13/13,16:55:08] VS70pgui: [2] DepCheck indicates Microsoft .NET Framework 3.5 is not installed.
直接安装vs2008时报这个错误，是不是装的系统是简化版的原因
除了重装系统，能不能手工打补丁什么的

没有人么 自己顶一下

先把你的windows系统的补丁打好，怎装一下试试。至于怎么打补丁，你自己google上百度一下吧。