Microsoft .NET Framework 4无法安装，网上的那些的方法都不管用

MSI (s) (E0:24) [13:54:49:598]: Windows Installer 已安装产品。产品名称: Microsoft .NET Framework 4 Client Profile。产品版本: 4.0.30319。产品语言: 0。制造商: Microsoft Corporation。安装成功或错误状态: 1603。MSI (s) (E0:24) [13:54:49:602]: Deferring clean up of packages/files, if any existMSI (s) (E0:24) [13:54:49:602]: MainEngineThread is returning 1603MSI (s) (E0:28) [13:54:49:605]: RESTART MANAGER: Session closed.MSI (s) (E0:28) [13:54:49:605]: No System Restore sequence number for this installation.=== 记录停止: 2014/12/30 13:54:49 ===MSI (s) (E0:28) [13:54:49:607]: User policy value 'DisableRollback' is 0MSI (s) (E0:28) [13:54:49:607]: Machine policy value 'DisableRollback' is 0MSI (s) (E0:28) [13:54:49:607]: Incrementing counter to disable shutdown. Counter after increment: 0MSI (s) (E0:28) [13:54:49:607]: Note: 1: 1402 2: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Rollback\Scripts 3: 2 MSI (s) (E0:28) [13:54:49:608]: Note: 1: 1402 2: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Rollback\Scripts 3: 2

微软的东西就这样。建议备份重要信息之后重装系统吧。

开始-设置-控制面板-区域和语言选项 什么什么的只能改系统的，.net framework有单独的语言包，非英文版本需要另外安装语言包的。