Error:java: error: invalid source release: 13 using JDK12 with IntelliJ

Question

I am trying to build a project with JDK-12 ea. While trying to execute a sample class:

public static void main(String[] args) {
    Scanner scanner = new Sc         


        

Answer 1

In IDEA v2018.3.2 Preview language level added --enable-preview parameter to command line. In v2018.3.3 there is no 12 Preview level, so parameter has to be added manually as you correctly mentioned in your comment. Experimental features doesn't add any compilation parameters.