How to change a referenced classprovider in Eclipse?

Question

I uninstalled the maven plugin but when trying to run the project that was perfectly running before the plugin I have \"Referenced classpath provider does not exist: org.maven.i

Answer 1

This link helped me: http://osdir.com/ml/web.webobjects.woproject.devel/2005-09/msg00090.html

I commented out string with CLASSPATH_PROVIDER.