EJB的新问题
山卜居士 2002-01-04 01:12:40 部署EJB后,运行client程式出现以下错误,高手们指点一下!
-- Initializing bean access.
-- Failed initializing bean access.
-- Execution time: 5168 ms.
javax.naming.CommunicationException: Can't find SerialContextProvider
at com.sun.enterprise.naming.SerialContext.getProvider(SerialContext.jav
a:66)
at com.sun.enterprise.naming.SerialContext.lookup(SerialContext.java:154
)
at javax.naming.InitialContext.lookup(InitialContext.java:350)
at datatransfersbeans.DataTransfersTestClient1.<init>(DataTransfersTestC
lient1.java:45)
at datatransfersbeans.DataTransfersTestClient1.main(DataTransfersTestCli
ent1.java:183)
-- Calling create()
-- Failed: create()
java.lang.NullPointerException
at datatransfersbeans.DataTransfersTestClient1.create(DataTransfersTestC
lient1.java:90)
at datatransfersbeans.DataTransfersTestClient1.main(DataTransfersTestCli
ent1.java:189)
-- Return value from create(): null.
Error in getDataSet(): Remote interface reference is null. It must be created b
y calling one of the Home interface methods first.
Exception in thread "main" java.lang.NullPointerException
at datatransfersbeans.DataTransfersTestClient1.main(DataTransfersTestCli
ent1.java:192)