Client exception: java.rmi.UnmarshalException: error unmarshalling return; nested exception is: 
        java.lang.ClassNotFoundException: LansinTVserver.RMI (no security manager: RMI class loader disabled)
java.rmi.UnmarshalException: error unmarshalling return; nested exception is: 
        java.lang.ClassNotFoundException: LansinTVserver.RMI (no security manager: RMI class loader disabled)
        at sun.rmi.registry.RegistryImpl_Stub.lookup(Unknown Source)