使用NuGet添加包时会出错 [英] When adding package using NuGet then gives error

问题描述

安装以下套餐时

when Installing Following Package

+ Install-Package Google.Apis.Gmail.v1

它给出错误

It gives Error

Install-Package : 'Google.Apis.Gmail.v1' already has a dependency defined for 'NETStandard.Library'.
At line:1 char:1
+ Install-Package Google.Apis.Gmail.v1
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : NotSpecified: (:) [Install-Package], InvalidOperationException
    + FullyQualifiedErrorId : NuGetCmdletUnhandledException,NuGet.PowerShell.Commands.InstallPackageCommand
 
PM> 

我的尝试：

What I have tried:

Type 'get-help NuGet' to see all available NuGet commands.

PM> Install-Package Google.Apis.Gmail.v1

推荐答案

更新您的所有安装包和依赖项

Update Your all install package and dependencies

+ upgrade-package

+ Install-Package Google.Apis.Gmail.v1

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