远程调用EJB。报错如下。请问是什么原因?请教banq等dx。谢谢!

03-08-01 bluegirl

nested exception is: javax.naming.CommunicationException [Root exception is java.lang.ClassNotFoundException: com.bank.cmtbeanHome (no security manager: RMI class loader disabled)]; nested exception is: java.rmi.RemoteException: null; nested exception is: javax.naming.CommunicationException [Root exception is java.lang.ClassNotFoundException: com.bank.cmtbeanHome (no security manager: RMI class loader disabled)]