Remote AWT error

Hi,
I was trying to run a small Java Awt Pgm on AS/400 with AS/400 as the 
Remote Awt server & I got this error. Could somebody tell me what this 
means & how to get around it.
Thanks,
Prakash.

<<<<<<<< Message >>>>>>>>

  Remote-Awt ended abnormally.Remote-Awt has ended due to one out of the
follow
  ing reasons:

   o RMI stubs and skeletons are either missing or incompatible - Run 
rmic.

   o A Remote-Awt issue - Contact your service representative.

                                                                               

   >>> Stack trace dump: ==>

  java.rmi.ServerException: Server RemoteException; nested exception is:

          java.rmi.server.ExportException: Unable to create remote
reference; n
  ested exception is:

          java.rmi.server.ExportException: Object ID already in use

<<<<<<<<< End >>>>>>>>>





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