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在系统上启用遇到的错误


  Hyper-V是微软的一款虚拟化技术,是微软第一个采用类似Vmware和Citrix开源Xen一样的基于hypervisor的技术。
  在Windows 10的powershell命令里,输入如下的命令行:Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Hyper-V -All
  遇到如下错误信息:
  Enable-WindowsOptionalFeature : Enable-WindowsOptionalFeature failed. Error code = 0x800f0831
  Microsoft-Hyper-V Error code = 0x800f0831
  At line:1 char:1
  Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Hyper-V ...
  CategoryInfo : NotSpecified: (:) [Enable-WindowsOptionalFeature], COMException
  FullyQualifiedErrorId : Microsoft.Dism.Commands.EnableWindowsOptionalFeatureCommand
  再试试第二个命令行:
  dism /online /enable-feature /featurename:microsoft-hyper-v-all /All
  还是遇到错误码0x800f0831:
  The DISM log file can be found at C:WINDOWSLogsDISMdism.log
  解决办法是,进入Windows 10的控制面板,在Turn windows features on or off里先安装.NET Framework:
  之后就能安装Hyper-V了。
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