[jboss-user] [Remoting] - RMI from JBoss 4.3 to JBoss 4.2

I'm trying to invoke in JBoss 4.3 eap hand compiled, remote method on my bean that is deployed on JBoss 4.2 as, but I get following error: anonymous wrote : 2009-03-25 14:46:54,309 ERROR [org.apache.catalina.core.ContainerBase] | Servlet.service() for servlet FileServlet threw exception | java.lang.ClassCastException: | org.jboss.serial.io.MarshalledObjectForLocalCalls cannot be cast to | java.lang.Integer | at $Proxy208.addFile(Unknown Source) | at | test.FileServlet.saveFile(FileServlet.java:204) | at | test.FileServlet.service(FileServlet.java:117) | at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) | at | org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) | at | org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at | org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | at | org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) | at | org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at | org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) | at | org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:173) | at | org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182) | at | org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) | at | org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) | at | org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) | at | org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) | at | org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) | at | org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) | at | org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) | at | org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) | at | org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) | at java.lang.Thread.run(Thread.java:619) Any ideas as to why it does not work? What can I do about it? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4220929#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...