【发布时间】：2025-12-29 06:55:09
【问题描述】：
尝试安装 NuGet 包时，我收到错误“方法或操作未实现”。同样的操作对我的两个同事都有效。创建新的 Mvc 3 应用程序时，我在对话框中收到相同的错误：“方法或操作未实现。”有谁知道这里发生了什么？
install-package entityframework -verbose
You are downloading EntityFramework from Microsoft, the license agreement to which is available at http://go.microsoft.com/fwlink/?LinkId=242868. Check the package for additional dependencies, which may come with their own license agreement(s). Your use of the package and dependencies constitutes your acceptance of their license agreements. If you do not accept the license agreement(s), then delete the relevant components from your device.
Added file 'App.config.transform' to folder 'EntityFramework.4.3.1\Content'.
Added file 'Web.config.transform' to folder 'EntityFramework.4.3.1\Content'.
Added file 'EntityFramework.dll' to folder 'EntityFramework.4.3.1\lib\net40'.
Added file 'EntityFramework.xml' to folder 'EntityFramework.4.3.1\lib\net40'.
Added file 'EF4.3on.NET4.5Readme.txt' to folder 'EntityFramework.4.3.1\tools'.
Added file 'EntityFramework.PowerShell.dll' to folder 'EntityFramework.4.3.1\tools'.
Added file 'EntityFramework.psd1' to folder 'EntityFramework.4.3.1\tools'.
Added file 'EntityFramework.psm1' to folder 'EntityFramework.4.3.1\tools'.
Added file 'init.ps1' to folder 'EntityFramework.4.3.1\tools'.
Added file 'install.ps1' to folder 'EntityFramework.4.3.1\tools'.
Added file 'migrate.exe' to folder 'EntityFramework.4.3.1\tools'.
Added file 'EntityFramework.4.3.1.nupkg' to folder 'EntityFramework.4.3.1'.
Successfully installed 'EntityFramework 4.3.1'.
Executing script file 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools\init.ps1'.
'packages.config' already exists. Skipping...
Removed file 'EntityFramework.dll' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\lib\net40'.
Removed file 'EntityFramework.xml' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\lib\net40'.
Removed folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\lib\net40'.
Removed file 'App.config.transform' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\Content'.
Removed file 'Web.config.transform' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\Content'.
Removed folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\Content'.
Removed file 'EF4.3on.NET4.5Readme.txt' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed file 'EntityFramework.PowerShell.dll' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed file 'EntityFramework.psd1' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed file 'EntityFramework.psm1' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed file 'init.ps1' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed file 'install.ps1' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed file 'migrate.exe' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\tools'.
Removed folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1\lib'.
Removed file 'EntityFramework.4.3.1.nupkg' to folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1'.
Removed folder 'C:\Users\JRT3ZHJ\Documents\Visual Studio 2010\Projects\MvcApplication5\packages\EntityFramework.4.3.1'.
Successfully uninstalled 'EntityFramework 4.3.1'.
Install failed. Rolling back...
Install-Package : The method or operation is not implemented.
At line:1 char:16
+ install-package <<<< entityframework -verbose
+ CategoryInfo : NotSpecified: (:) [Install-Package], NotImplementedException
+ FullyQualifiedErrorId : NuGetCmdletUnhandledException,NuGet.PowerShell.Commands.InstallPackageCommand
【问题讨论】：
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你解决过这个问题吗？我也有同样的问题。
标签： asp.net-mvc-3 powershell nuget nuget-package