Fix IntelliJ Gradle JVM

When I opened up the project after a long while, I had a problem to build the modules.

After debugging the build output I found I was using another JDK version for Java 8. Since I’m using the Gradle that has IntelliJ, I changed the Gradle JVM version like so:

To find that error I had to use some options to print stacktrace or have more detailed verbose output messages and found the problem that the JDK version that appeared was not the right one.