Unable to use Intellij with a generated sources folder

Question

Related question How to configure IntelliJ IDEA and/or Maven to automatically add directories with Java source code generated using jaxb2-maven-plugin?

I have a cust

Answer 1

The fix

Go to Project Structure - Modules - Source Folders and find the target/generated-sources/antlr4/com/mycompany - click Edit properties and set Package prefix to com.mycompany.

This is exactly the reason why we can set Package prefix on source dirs.

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Different but related problem here