Compilation is not supported for following modules

Compilation is not supported for following modules: [project name] Unfortunately you can't have non-Gradle Java modules and Android-Gradle modules in one project.*

如果 Android Studio 运行项目的时候出现这个提示，这里提供一个解决办法：

找到这个，然后删掉 然后点击这个

重启项目就可以解决了