I am using this cocoon version : Cocoon-3.0.0-beta-1-SNAPSHOT with maven-jetty-plugin version 6.1.26maven-jetty-plugin stops with version 6.X.X only only jetty-maven-plugin is supported with higher version numbers.but when i try to let it run with jetty-maven-plugin 7.6.13.v20130916 i get the following error :org.apache.cocoon.tools.rcl.wrapper.servlet.ReloadingClassloaderCreationException: Error while creating the URLClassLoader from context://WEB-INF/cocoon/rclwrapper.urlcl.conf in cocoon-webapp with this plugin i cannot call cocoon What is causing this fault