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android,如何构建项目才能拥有R.java?

[英]android, how to build the project in order to have R.java?

I cleaned my project but after cleaning it doesn't generate R.java file. 我清理了项目,但清理后不会生成R.java文件。 It is set to build automatically but new R file doesn't generate. 它设置为自动生成,但不会生成新的R文件。 Also, I disabled automatic building and manually tired to build but still don't have R file. 另外,我禁用了自动构建功能,并手动疲倦了,但是仍然没有R文件。 Also, I grated same package under gen folder and tried to build R file manually but I was not successful. 另外,我在gen文件夹下磨碎了相同的软件包,并尝试手动构建R文件,但未成功。 Why it is like this?!!! 为什么会这样?!

Any suggestion appreciated. 任何建议表示赞赏。

Verify there are no errors in your XML resources. 验证您的XML资源中没有错误。 Any error will cause R.java not to compile. 任何错误都将导致R.java无法编译。

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