I have followed the steps described in the documentation to install Cocoon 2 with JBoss and Tomcat, when I try to access cocoon (http://www2.local:8080/cocoon/) I get an exception: java.lang.NullPointerException at org.jboss.tomcat.security.JBossSecurityMgrRealm.authenticate(JBossSecurityMg rRealm.java:113) at org.apache.tomcat.core.ContextManager.doAuthenticate(ContextManager.java:837 ) at org.apache.tomcat.core.RequestImpl.getRemoteUser(RequestImpl.java:341) at org.apache.tomcat.facade.HttpServletRequestFacade.getRemoteUser(HttpServletR equestFacade.java:251) at org.apache.cocoon.environment.http.HttpRequest.getRemoteUser(HttpRequest.jav a:129) at org.apache.cocoon.Cocoon.debug(Cocoon.java:374) at org.apache.cocoon.Cocoon.process(Cocoon.java:422) at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:489) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405) at org.apache.tomcat.core.Handler.service(Handler.java:287) at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372) at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:79 7) at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743) at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC onnectionHandler.java:213) at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416) at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:501) at java.lang.Thread.run(Thread.java:498) can anyone help me to fix that problem ? Thanks, Maurice --------------------------------------------------------------------- Please check that your question has not already been answered in the FAQ before posting. <http://xml.apache.org/cocoon/faqs.html> To unsubscribe, e-mail: <[EMAIL PROTECTED]> For additional commands, e-mail: <[EMAIL PROTECTED]>