将 Android.Support Library v7 AppCompat 更新到 21.0.3 版本后出错 [英] Error after updating the Android.Support Library v7 AppCompat to the 21.0.3 version

问题描述

将 Android.Support Library v7 AppCompat 更新到 21.0.3 版本后，出现以下错误:

after updating the Android.Support Library v7 AppCompat to the 21.0.3 version I've got this errors:

1>C:Program Files (x86)MSBuildXamarinAndroiXamarin.Android.Common.targets(236,2): error XA5207: Please install package: 'Android Support Library' available in SDK installer. Java library file C:Users...AppDataLocalXamarinAndroid.Support.v421.0.3embeddedclasses.jar doesn't exist.

1>C:Program Files (x86)MSBuildXamarinAndroidXamarin.Android.Common.targets(236,2): error XA5207: Please install package: 'Android Support Library' available in SDK installer. Java library file C:Users...AppDataLocalXamarinAndroid.Support.v421.0.3embeddedlibs/internal_impl-21.0.3.jar doesn't exist.

1>C:Program Files (x86)MSBuildXamarinAndroidXamarin.Android.Common.targets(236,2): error XA5206: Please install package: 'Android Support Library' available in SDK installer. Android resource directory C:Users...AppDataLocalXamarinAndroid.Support.v421.0.3embedded./ doesn't exist.

我尝试从 SDK 管理器中删除 Android Support Library 21.0.3 并重新下载.

I tried deleting the Android Support Library 21.0.3 from the SDK manager and download it again.

有类似的问题:​​Android 支持找不到库和媒体路由器 .jar 文件，但是我没有在我的项目中使用地图.我该如何解决这个问题?

There is similar question: Android Support Library and Media Router .jar files cannot be found however I am not using map in my project. How do I fix this?

我使用的是 Visual Studio 2013，使用 API 21(Xamarin.Android v5.0 支持)编译，最小目标 API 16，Terget API 21

I'm using Visual Studio 2013, Compile using API 21 (Xamarin.Android v5.0 Support), Minimum terget API 16, Terget API 21

推荐答案

1. 删除文件夹:21.0.3 (...AppDataLocalXamarinAndroid.Support.v421.0.3)
2. 重新构建您的应用程序.
   
   对我来说效果很好:

1. Delete folder: 21.0.3 (...AppDataLocalXamarinAndroid.Support.v421.0.3)
2. Rebuild your application.
   
   Works fine to me:

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