Intellij IDEA 'Error: java: Invalid source distributions: 13'

The first step, then click on, File - Settings - Bulid, Execution, Deployment - Compiler - Java Compiler, a modified version of 13 (you are using java version on which one to choose Oh)

 

The second step, Click, File - Project Structure - Project, a modified version of 13

 

 

The third step, or in the current page, click Modules, select Sources option, a modified version of 13

 

The fourth step, or in the current page, select the Dependencies option, a modified version of 13

 

Get