EJB高手指教

[elegants]

我用Jbuild学习开发Ejb,服务器是appserver 我写完了以后，一运行！出现错误，不明白其意！请指点一二，附错误信息

Could not deploy ejb-jar G:/workSpace/quickStart/ejb.jar

org.omg.CORBA.OBJECT_NOT_EXIST: minor code: 0 completed: No

at java.lang.Class.newInstance0(Native Method)

at java.lang.Class.newInstance(Class.java:237)

at com.inprise.vbroker.orb.SE.read(SE.java:28)

at com.inprise.vbroker.orb.DelegateImpl.handleReply(DelegateImpl.java:711)

at com.inprise.vbroker.orb.DelegateImpl.invoke(DelegateImpl.java:606)

at org.omg.CORBA.portable.ObjectImpl._invoke(ObjectImpl.java:297)

at com.inprise.vbroker.orb.RequestImpl._invoke(RequestImpl.java:195)

at com.inprise.vbroker.orb.RequestImpl.invoke(RequestImpl.java:130)

at org.omg.CosNaming._NamingContextStub.rebind(_NamingContextStub.java:105)

at com.sun.jndi.cosnaming.CNCtx.callBindOrRebind(CNCtx.java:431)

at com.sun.jndi.cosnaming.CNCtx.rebind(CNCtx.java:523)

at javax.naming.InitialContext.rebind(InitialContext.java:370)

at javax.naming.InitialContext.rebind(InitialContext.java:370)

at com.inprise.ejb.Container.load(Container.java:1133)

at com.inprise.ejb.Container.run(Container.java:648)

at com.inprise.ejb.Container.run(Container.java:629)

at com.inprise.ejb.Container.run(Container.java:1514)