title: java.lang.NoClassDefFoundError: org/apache/commons/pool/impl/GenericObjectPool
body: <p>I am tring to configure a dynamic web project using eclipse helos. I use tomcat 6. When I add the libraries to the WebContent/lib it works fine. But I want to a folder called lib in the project's root level(root/lib). When I put my library files to that folder it builds fine. Run fine to the login page. When I try to log in it gives
   "java.lang.NoClassDefFoundError: org/apache/commons/pool/impl/GenericObjectPool"
  Please help me with this.</p>