SourceSet with name ‘main‘ not found

在Android Studio运行Java的main()方法报错，报错如下：

* Where:
Initialization script '/private/var/folders/8q/h900f59d1976bmzmy69ybsq40000gn/T/xx_main__.gradle' line: 41

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

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 8.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/7.0.2/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 131ms

解决方法：
在.idea文件夹下的gradle.xml文件中添加，然后重新运行main方法就可以了

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