How did you verify that you correctly deployed the bean?
It looks like you forgot to generate the necessary stub/skeleton classes
by running it through weblogic.ejbc
--- Rajesh Kamath <[EMAIL PROTECTED]> wrote:
> I was trying out an example from EJB 2nd ed... I have correctly deployed the
> entity bean in weblogic... the database is up and running and the db pools
> have been correctly created and initialized... when i try to run the client,
> i get the following error... I recreated the jar and redeployed it but to no
> avail... any help would be appreciated...
>
> thanks in advance
> r
>
> p.s: the code (1st two lines) on which it chokes is:
>
> Context jndiContext = getInitialContext();
> Object obj = jndiContext.lookup("CabinHome");
>
> lookup throws the following error:
>
> javax.naming.ConfigurationException. Root exception is
> weblogic.rmi.server.ExportException: A description for
> com.titan.cabin.CabinBeanHomeImpl was found but it could not be read due to:
> [Failed to find a stub for [class com.titan.cabin.CabinBeanHomeImpl]
> implements at least one interface [interface com.titan.cabin.CabinHome]
> which extends Remote.]
> weblogic.rmi.StubNotFoundException: Failed to find a stub for [class
> com.titan.cabin.CabinBeanHomeImpl] implements at least one interface
> [interface com.titan.cabin.CabinHome] which extends Remote.
> at weblogic.rmi.extensions.BasicDescriptor.<init>(BasicDescriptor.java:25)
> at
> weblogic.rmi.extensions.BasicRuntimeDescriptor.<init>(BasicRuntimeDescriptor
> .java:34)
> at
> weblogic.rmi.internal.DescriptorManager.resolveClass(DescriptorManager.java:
> 52)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :36)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :27)
> at
> weblogic.rmi.internal.OIDManager.getRequestDispatcher(OIDManager.java:193)
> at weblogic.rmi.internal.OIDManager.getReplacement(OIDManager.java:182)
> at weblogic.rmi.internal.OIDManager.replaceObject(OIDManager.java, Compiled
> Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.replaceObject(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObject(WLObjectOutput
> StreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObjectWL(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.rmi.extensions.AbstractOutputStream2.writeObject(AbstractOutputStre
> am2.java:82)
> at
> weblogic.jndi.toolkit.BasicWLContext_WLSkel.invoke(BasicWLContext_WLSkel.jav
> a:77)
> at
> weblogic.rmi.extensions.BasicServerObjectAdapter.invoke(BasicServerObjectAda
> pter.java, Compiled Code)
> at
> weblogic.rmi.extensions.BasicRequestHandler.handleRequest(BasicRequestHandle
> r.java:69)
> at
> weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:1
> 5)
> at weblogic.kernel.ExecuteThread.run(ExecuteThread.java, Compiled Code)
>
> at
> weblogic.rmi.internal.DescriptorManager.resolveClass(DescriptorManager.java:
> 66)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :36)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :27)
> at
> weblogic.rmi.internal.OIDManager.getRequestDispatcher(OIDManager.java:193)
> at weblogic.rmi.internal.OIDManager.getReplacement(OIDManager.java:182)
> at weblogic.rmi.internal.OIDManager.replaceObject(OIDManager.java, Compiled
> Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.replaceObject(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObject(WLObjectOutput
> StreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObjectWL(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.rmi.extensions.AbstractOutputStream2.writeObject(AbstractOutputStre
> am2.java:82)
> at
> weblogic.jndi.toolkit.BasicWLContext_WLSkel.invoke(BasicWLContext_WLSkel.jav
> a:77)
> at
> weblogic.rmi.extensions.BasicServerObjectAdapter.invoke(BasicServerObjectAda
> pter.java, Compiled Code)
> at
> weblogic.rmi.extensions.BasicRequestHandler.handleRequest(BasicRequestHandle
> r.java:69)
> at
> weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:1
> 5)
> at weblogic.kernel.ExecuteThread.run(ExecuteThread.java, Compiled Code)
>
> --------------- nested within: ------------------
> weblogic.rmi.MarshalException: error marshalling return
> - with nested exception:
> [weblogic.rmi.server.ExportException: A description for
> com.titan.cabin.CabinBeanHomeImpl was found but it could not be read due to:
> [Failed to find a stub for [class com.titan.cabin.CabinBeanHomeImpl]
> implements at least one interface [interface com.titan.cabin.CabinHome]
> which extends Remote.]
> weblogic.rmi.StubNotFoundException: Failed to find a stub for [class
> com.titan.cabin.CabinBeanHomeImpl] implements at least one interface
> [interface com.titan.cabin.CabinHome] which extends Remote.
> at weblogic.rmi.extensions.BasicDescriptor.<init>(BasicDescriptor.java:25)
> at
> weblogic.rmi.extensions.BasicRuntimeDescriptor.<init>(BasicRuntimeDescriptor
> .java:34)
> at
> weblogic.rmi.internal.DescriptorManager.resolveClass(DescriptorManager.java:
> 52)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :36)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :27)
> at
> weblogic.rmi.internal.OIDManager.getRequestDispatcher(OIDManager.java:193)
> at weblogic.rmi.internal.OIDManager.getReplacement(OIDManager.java:182)
> at weblogic.rmi.internal.OIDManager.replaceObject(OIDManager.java, Compiled
> Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.replaceObject(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObject(WLObjectOutput
> StreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObjectWL(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.rmi.extensions.AbstractOutputStream2.writeObject(AbstractOutputStre
> am2.java:82)
> at
> weblogic.jndi.toolkit.BasicWLContext_WLSkel.invoke(BasicWLContext_WLSkel.jav
> a:77)
> at
> weblogic.rmi.extensions.BasicServerObjectAdapter.invoke(BasicServerObjectAda
> pter.java, Compiled Code)
> at
> weblogic.rmi.extensions.BasicRequestHandler.handleRequest(BasicRequestHandle
> r.java:69)
> at
> weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:1
> 5)
> at weblogic.kernel.ExecuteThread.run(ExecuteThread.java, Compiled Code)
> ]
> at
> weblogic.jndi.toolkit.BasicWLContext_WLSkel.invoke(BasicWLContext_WLSkel.jav
> a:79)
> at
> weblogic.rmi.extensions.BasicServerObjectAdapter.invoke(BasicServerObjectAda
> pter.java, Compiled Code)
> at
> weblogic.rmi.extensions.BasicRequestHandler.handleRequest(BasicRequestHandle
> r.java:69)
> at
> weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:1
> 5)
> at weblogic.kernel.ExecuteThread.run(ExecuteThread.java, Compiled Code)
>
> --------------- nested within: ------------------
> weblogic.rmi.ServerException: A remote exception occurred while executing
> the method on the remote object
> - with nested exception:
> [weblogic.rmi.MarshalException: error marshalling return
> - with nested exception:
> [weblogic.rmi.server.ExportException: A description for
> com.titan.cabin.CabinBeanHomeImpl was found but it could not be read due to:
> [Failed to find a stub for [class com.titan.cabin.CabinBeanHomeImpl]
> implements at least one interface [interface com.titan.cabin.CabinHome]
> which extends Remote.]
> weblogic.rmi.StubNotFoundException: Failed to find a stub for [class
> com.titan.cabin.CabinBeanHomeImpl] implements at least one interface
> [interface com.titan.cabin.CabinHome] which extends Remote.
> at weblogic.rmi.extensions.BasicDescriptor.<init>(BasicDescriptor.java:25)
> at
> weblogic.rmi.extensions.BasicRuntimeDescriptor.<init>(BasicRuntimeDescriptor
> .java:34)
> at
> weblogic.rmi.internal.DescriptorManager.resolveClass(DescriptorManager.java:
> 52)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :36)
> at
> weblogic.rmi.internal.DescriptorManager.getDescriptor(DescriptorManager.java
> :27)
> at
> weblogic.rmi.internal.OIDManager.getRequestDispatcher(OIDManager.java:193)
> at weblogic.rmi.internal.OIDManager.getReplacement(OIDManager.java:182)
> at weblogic.rmi.internal.OIDManager.replaceObject(OIDManager.java, Compiled
> Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.replaceObject(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObject(WLObjectOutput
> StreamBase.java, Compiled Code)
> at
> weblogic.common.internal.WLObjectOutputStreamBase.writeObjectWL(WLObjectOutp
> utStreamBase.java, Compiled Code)
> at
> weblogic.rmi.extensions.AbstractOutputStream2.writeObject(AbstractOutputStre
> am2.java:82)
> at
> weblogic.jndi.toolkit.BasicWLContext_WLSkel.invoke(BasicWLContext_WLSkel.jav
> a:77)
> at
> weblogic.rmi.extensions.BasicServerObjectAdapter.invoke(BasicServerObjectAda
> pter.java, Compiled Code)
> at
> weblogic.rmi.extensions.BasicRequestHandler.handleRequest(BasicRequestHandle
> r.java:69)
> at
> weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:1
> 5)
> at weblogic.kernel.ExecuteThread.run(ExecuteThread.java, Compiled Code)
> ]]
> at
> weblogic.rmi.extensions.AbstractRequest.sendReceive(AbstractRequest.java:76)
> at
> weblogic.jndi.toolkit.BasicWLContext_WLStub.lookup(BasicWLContext_WLStub.jav
> a:246)
> at weblogic.jndi.toolkit.WLContextStub.lookup(WLContextStub.java:545)
> at javax.naming.InitialContext.lookup(InitialContext.java:350)
> at com.titan.cabin.Client_1.main(Client_1.java:17)
>
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=====
Cuong Q. Tran <[EMAIL PROTECTED]>
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