java.rmi.MarshalException: CORBA MARSHAL

Hello
i have deployed one cmp entity and i can communicate with the proxy without
problemes (put data in the database ...). But when i try to invoke the
method getHandle from EJBObject, i have this error on the server :
org.omg.CORBA.BAD_OPERATION: The delegate has not been set! vmcid: 0x0
minor c
ode: 0 completed: No
at org.omg.CORBA.portable.ObjectImpl._get_delegate(ObjectImpl.java:53)
at com.sun.corba.ee.internal.iiop.CDROutputStream_1_0.write_Object(CDROu
tputStream_1_0.java:571)
at com.sun.corba.ee.internal.iiop.CDROutputStream.write_Object(CDROutput
Stream.java:227)
at com.sun.org.omg.CORBA.IDLTypeHelper.write(IDLTypeHelper.java:70)
at com.sun.org.omg.CORBA.ValueMemberHelper.write(ValueMemberHelper.java:
140)
at com.sun.org.omg.CORBA.ValueMemberSeqHelper.write(ValueMemberSeqHelper
.java:83)
at com.sun.org.omg.CORBA.ValueDefPackage.FullValueDescriptionHelper.writ
e(FullValueDescriptionHelper.java:193)
at com.sun.org.omg.SendingContext._CodeBaseImplBase._invoke(_CodeBaseImp
lBase.java:85)
at com.sun.corba.ee.internal.corba.ServerDelegate.dispatch(ServerDelegat
e.java:379)
at com.sun.corba.ee.internal.iiop.ORB.process(ORB.java:275)
at com.sun.corba.ee.internal.iiop.RequestProcessor.process(RequestProces
sor.java:83)
at com.iplanet.ias.corba.ee.internal.iiop.ServicableWrapper.service(Serv
icableWrapper.java:25)
at com.iplanet.ias.util.threadpool.FastThreadPool$ThreadPoolThread.run(F
astThreadPool.java:283)
at java.lang.Thread.run(Thread.java:536)

and on the client :
java.rmi.MarshalException: CORBA MARSHAL 1398079699 Maybe; nested exception
is:
org.omg.CORBA.MARSHAL: Unable to read value from underlying bridge : Can't
skip sender's custom marshaled class:
RMI:com.sun.ejb.portable.HandleImpl:7969D1B587E037EF:27329270E7B1269F
vmcid: SUN minor code: 211 completed: Maybe
at com.sun.corba.se.internal.iiop.ShutdownUtilDelegate.mapSystemException
(ShutdownUtilDelegate.java:97)
at javax.rmi.CORBA.Util.mapSystemException(Util.java:65)
at _Test02_Stub.getHandle(Unknown Source)
at Test01.main(Test01.java:48)
Caused by: org.omg.CORBA.MARSHAL: Unable to read value from underlying
bridge : Can't skip sender's custom marshaled class:
RMI:com.sun.ejb.portable.HandleImpl:7969D1B587E037EF:27329270E7B1269F
vmcid: SUN minor code: 211 completed: Maybe
at com.sun.corba.se.internal.iiop.CDRInputStream_1_0.read_value
(CDRInputStream_1_0.java:944)
at com.sun.corba.se.internal.iiop.CDRInputStream_1_0.read_abstract_interface
(CDRInputStream_1_0.java:850)
at com.sun.corba.se.internal.iiop.CDRInputStream_1_0.read_abstract_interface
(CDRInputStream_1_0.java:842)
at com.sun.corba.se.internal.iiop.CDRInputStream.read_abstract_interface
(CDRInputStream.java:309)
at _Test02_Stub.getHandle(Unknown Source)
... 1 more

It seems that there is a probleme with serialization.
I have the same JDK on the server and sun one. I don't understand. Can
someone help me ?
Thank you very match
olivier

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