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Every new Android project create via Eclipse and ADT plugin in Eclipse show an error 

R cannot be resolved to a variable

in every R call. enter image description here

If I delete all references to the R class, when I try to build and run the app, it shows in the console :

Could not find [YourAndroiProjectName].apk

enter image description here

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2 回答 2

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打开：Android SDK 构建工具

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确保您安装了 Android SDK 构建工具。

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于 2013-06-02T22:18:10.127 回答
0

如果您的代码没有错误，请尝试删除 R 文件 eclipse 应该自动重建它。

于 2013-06-02T22:25:19.240 回答