maven “cannot find symbol” message unhelpful

Question

This is a really simple question, and it\'s probably a setting somewhere I don\'t know about, but Google is being particularly unhelpful for this question, giving results ab

Answer 1

SOLUTION: @Before building your component (using mvn clean install). Build the entire project once and build your component again

WHY SO :
I get this error many times. Most of the times I will try to build my component alone (As I have not made changes elsewhere).

Right, But that extra jar which has been downloaded recently might have affected by changes done by a third party(inside their component). Making a full mvn clean install on entire project saved me many times