Try using Oracle's oc4j,  downloadable from
otn.oracle.com



kishore reddy wrote:

> the error is
> java.lang.NoClassDefFoundError:
> com/sun/corba/se/internal/util/IdentityHashtable
>         at com.sun.corba.ee.internal.javax.rmi.CORBA.Util.<clinit>
> (Util.java:87)
>         at com.sun.corba.ee.internal.POA.POAImpl.activate
> (POAImpl.java:935)
>         at com.sun.corba.ee.internal.POA.POAImpl.activate_object
> (POAImpl.java:895)
>         at
> com.sun.corba.ee.internal.CosNaming.TransientNameService.initialize
> (TransientNameService.java:117)
>         at com.sun.corba.ee.internal.CosNaming.TransientNameService.<init>
> (TransientNameService.java:70)
>         at com.sun.enterprise.iiop.POAProtocolMgr.initializeNaming
> (POAProtocolMgr.java:103)
>         at com.sun.enterprise.server.J2EEServer.run(J2EEServer.java:226)
>         at com.sun.enterprise.server.J2EEServer.main(J2EEServer.java:972)
>
> Please tell me what needs to be done
>
> Thanks in Advance