Eclipse “this compilation unit is not on the build path of a java project”

Question

I can\'t get autocompletion to work on Eclipse.

I\'m working on the project on svn. I set up project in Eclipse by going into

File -> Import -> Checkout As

Answer 1

For example if there are 4 project and a root project, add the other child projects to build path of root project. If there is not selection of build path, add below codes to .project file.

    rootProject
    
    
    
    
        
            org.eclipse.jdt.core.javabuilder
            
            
        
        
            org.eclipse.m2e.core.maven2Builder
            
            
        
    
    
        org.eclipse.jdt.core.javanature
        org.eclipse.m2e.core.maven2Nature