21:21:57: Executing task 'HelloWorld. The main ()'...

Executing the tasks: [the HelloWorld. The main ()] project in C: \ Users \ Administrator \ AndroidStudioProjects \ Demo2


FAILURE: the Build failed with an exception.

* Where:
Initialization script "C: \ Users \ \ Administrator \ AppData \ Local \ Temp \ HelloWorld_main__ gradle 'line: 20

* What went wrong:
A problem occurred you project ': app'.
Could not create a task ': app: the HelloWorld. The main ()'.
SourceSet with the name 'main' not found.

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

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

Deprecated Gradle the features were 2 in this build, making it incompatible with Gradle 6.0.
Use '- warning - mode all the to show the individual deprecation warnings.
See https://docs.gradle.org/5.6.4/userguide/command_line_interface.html#sec:command_line_warnings

The BUILD FAILED in 308 ms
HelloWorld 21:21:57: Task execution finished '. The main () '.

CodePudding user response:

If you are not registered in the configuration file class?

CodePudding user response:

You is a Java project or android
Java prompt you lack of the main method