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Former Member
May 14, 2008 at 11:05 PM

IPC null pointer exception

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Hi friends,

In CRM ISA 4.0, while configuring a material in the b2b application, I am getting the following exception.

ISA Framework: Internal Error: com.sap.spc.remote.client.object.IPCException:java.lang.NullointerException

The full stack Trace is..

May 14, 2008 10:55:38... SAPEngine_Application_Thread[impl:3]_12 Error   bbcom.sapmarkets.isa.core.eai.sp.ipc.BackendBusinessObjectIPCBase      [(J2EE345950900)ID0808090150DB12705380130821516623End|system.eai.exception] Error occcurred in EAI layer "Error closing IPC session"
java.lang.NullPointerException
	at com.sap.spc.remote.client.object.imp.DefaultIPCSession.close(DefaultIPCSession.java:755)
	at com.sapmarkets.isa.core.eai.sp.ipc.BackendBusinessObjectIPCBase.destroyBackendObject(BackendBusinessObjectIPCBase.java:151)
	at com.sapmarkets.isa.core.eai.BackendObjectManagerImpl.destroy(BackendObjectManagerImpl.java:311)
	at com.sapmarkets.isa.core.businessobject.management.MetaBusinessObjectManager.valueUnbound(MetaBusinessObjectManager.java:244)
	at com.sap.engine.services.servlets_jsp.server.runtime.context.WebEvents.sessionValueUnbound(WebEvents.java:410)
	at com.sap.engine.services.servlets_jsp.server.runtime.context.WebEvents.sessionValueUnbound(WebEvents.java:404)
	at com.sap.engine.services.servlets_jsp.server.runtime.client.ApplicationSession.removeAttribute(ApplicationSession.java:699)
	at com.sapmarkets.isa.core.InitAction.perform(InitAction.java:124)
	at org.apache.struts.action.ActionServlet.processActionPerform(ActionServlet.java:1786)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1585)
	at com.sapmarkets.isa.core.ActionServlet.process(ActionServlet.java:430)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:509)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at com.sap.engine.services.servlets_jsp.server.runtime.FilterChainImpl.runServlet(FilterChainImpl.java:117)
	at com.sap.engine.services.servlets_jsp.server.runtime.FilterChainImpl.doFilter(FilterChainImpl.java:62)
	at com.tealeaf.capture.LiteFilter.doFilter(LiteFilter.java:98)
	at com.sapmarkets.isa.isacore.TealeafFilter.doFilter(TealeafFilter.java:57)
	at com.sap.engine.services.servlets_jsp.server.runtime.FilterChainImpl.doFilter(FilterChainImpl.java:58)
	at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:373)
	at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:264)
	at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:347)
	at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:325)
	at com.sap.engine.services.httpserver.server.RequestAnalizer.invokeWebContainer(RequestAnalizer.java:887)
	at com.sap.engine.services.httpserver.server.RequestAnalizer.handle(RequestAnalizer.java:241)
	at com.sap.engine.services.httpserver.server.Client.handle(Client.java:92)
	at com.sap.engine.services.httpserver.server.Processor.request(Processor.java:148)
	at com.sap.engine.core.service630.context.cluster.session.ApplicationSessionMessageListener.process(ApplicationSessionMessageListener.java:33)
	at com.sap.engine.core.cluster.impl6.session.MessageRunner.run(MessageRunner.java:41)
	at com.sap.engine.core.thread.impl3.ActionObject.run(ActionObject.java:37)
	at java.security.AccessController.doPrivileged(Native Method)
	at com.sap.engine.core.thread.impl3.SingleThread.execute(SingleThread.java:95)
	at com.sap.engine.core.thread.impl3.SingleThread.run(SingleThread.java:160)

please give me advise what will be the possible reason.

Thanks & Regards,

Kiran K Vemula.