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Distributed Java
Exceptions in Rmi program
Ramya Chowdary
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Posts: 252
posted 16 years ago
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I tried
http://java.sun.com/j2se/1.5.0/docs/guide/rmi/hello/hello-world.html
please help to resolve these exceptions(Hello.class is available ,still...)
C:\rmi2> java -Djava.security.policy=policy.all example.hello.Server Server exception: java.rmi.ServerException: RemoteException occurred in server t hread; nested exception is: java.rmi.UnmarshalException: error unmarshalling arguments; nested excep tion is: java.lang.ClassNotFoundException: example.hello.Hello java.rmi.ServerException: RemoteException occurred in server thread; nested exce ption is: java.rmi.UnmarshalException: error unmarshalling arguments; nested excep tion is: java.lang.ClassNotFoundException: example.hello.Hello at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:396 ) at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:250) at sun.rmi.transport.Transport$1.run(Transport.java:159) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Transport.java:155) at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:5 35) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTranspor t.java:790) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport .java:649) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec utor.java:885) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor .java:907) at java.lang.Thread.run(Thread.java:619) at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(Stream RemoteCall.java:255) at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java: 233) at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:359) at sun.rmi.registry.RegistryImpl_Stub.bind(Unknown Source) at example.hello.Server.main(Server.java:25) Caused by: java.rmi.UnmarshalException: error unmarshalling arguments; nested ex ception is: java.lang.ClassNotFoundException: example.hello.Hello at sun.rmi.registry.RegistryImpl_Skel.dispatch(Unknown Source) at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:386 ) at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:250) at sun.rmi.transport.Transport$1.run(Transport.java:159) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Transport.java:155) at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:5 35) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTranspor t.java:790) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport .java:649) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec utor.java:885) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor .java:907) at java.lang.Thread.run(Thread.java:619) Caused by: java.lang.ClassNotFoundException: example.hello.Hello at java.net.URLClassLoader$1.run(URLClassLoader.java:200) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:188) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at java.lang.ClassLoader.loadClass(ClassLoader.java:251) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:247) at sun.rmi.server.LoaderHandler.loadProxyInterfaces(LoaderHandler.java:7 11) at sun.rmi.server.LoaderHandler.loadProxyClass(LoaderHandler.java:655) at sun.rmi.server.LoaderHandler.loadProxyClass(LoaderHandler.java:592) at java.rmi.server.RMIClassLoader$2.loadProxyClass(RMIClassLoader.java:6 28) at java.rmi.server.RMIClassLoader.loadProxyClass(RMIClassLoader.java:294 ) at sun.rmi.server.MarshalInputStream.resolveProxyClass(MarshalInputStrea m.java:238) at java.io.ObjectInputStream.readProxyDesc(ObjectInputStream.java:1531) at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1493) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1 732) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351) ... 12 more
Ramya Chowdary
Ranch Hand
Posts: 252
posted 16 years ago
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I did some research on...
its subtle.. the reason is rmiregistry must be started from the path where you compile and run your files..
or they must be in the class path....
With a little knowledge, a
cast iron skillet
is non-stick and lasts a lifetime.
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