Intellij is showing errors for dependencies even when project is building fine

Question

I am fairly new to intellij and I am having a hard time understanding on how to set up the project structure of my project.

I have a multi-module project when a root pom and a few child poms. BUt somehow intellij is recognising some of the dependencies and not recognizing others. follow image:

I tried to correct my project structure but without any success. Following is the present look of my project structure.

Library settings:

Answer 1

I found the issue after a lot of trouble. The issue was that the poms of the sub projects were somehow marked as ignored.

As soon as removed them from ignored the issue was resolved