小编Reg*_*sic的帖子

复现步骤：

1. 在 Android Studio 中启动一个新项目（有最新的更新）；
2. 创建一个新类并像往常一样添加 main() ；
3. 右键单击类以运行 main() 作为测试。

package test;

public class Test {
    public static void main(String[] args) {
    }
}

通常我希望我可以，System.out.printLn("Hello World")但是这次，无论是新项目，我都会收到以下错误：

2:34:23 PM: Executing task 'Test.main()'...

Executing tasks: [Test.main()] in project C:\Users\regan\Desktop\events\MyApplication


FAILURE: Build failed with an exception.

* Where:
Initialization script 'C:\Users\regan\AppData\Local\Temp\Test_main__2.gradle' line: 20

* What went wrong:
A problem occurred configuring project ':app'.
> Could not create task ':app:Test.main()'.
   > SourceSet with name 'test' not found.

* Try:
Run with …