maven compilation failure

Question

I have a weird problem - Some class file couldn\'t be read during maven build.

1. I have a project A and project B.
2. Project

Answer 1

i have an error like this, but after

1/

 mvn eclipse:clean
    mvn eclipse:eclipse -Dwtpversion=2.0

2/ run eclipse, and open the project

3/

mvn package

it's work