anonymous wrote : when i'm trying to use RMI functions with tomcat under jboss it says i have no RMISecurityManager installed Please post the exact exception stacktrace that you were seeing(before you wrote the code to install the RMISecurityManager). The root cause of the exception might be something else. Also in which case are you seeing the exception? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3974775#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...