on 10-27-2005 2:31 PM
com.sap.mw.jco.JCO$Exception: (102) RFC_ERROR_COMMUNICATION: Connect to message server host failed Connect_PM TYPE=B MSHOST=dqt GROUP=PUBLIC R3NAME=DQT MSSERV=sapmsDQT PCS=1 ERROR service '?' unknown TIME Thu Oct 27 18:54:36 2005 RELEASE 640 COMPONENT NI (network interface) VERSION 37 RC -3 COUNTER 1
Hi Chitti,
As per error, i can say that you have made entry in services file for
sapmsDQT 3600/tcp
But, now you need to restart your J2ee server.
Regards,
Bhavik
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.
Yes, I specified the Message Server entry in my Portal Server and re-started the j2ee engine. Now, the JCo Connections are up and running.
Thanks for your help.
Now, i am able to run my application which is going to pick the data from BAPI_FLIGHT_GETLIST of R/3. Initial screen is displaying correctly as it is designed. But , for the final result, it is showing an error , which is like this.
An error has occurred:
"Failed to process the request."
Please contact your system administrator.
-
Hide details
Web Dynpro client:
HTML Client
Web Dynpro client capabilities:
User agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1), version: null, DOM version: null, client type: msie6, client type profile: ie6, ActiveX: enabled, Cookies: enabled, Frames: enabled, Java applets: enabled, JavaScript: enabled, Tables: enabled, VB Script: enabled
Web Dynpro runtime:
Vendor: SAP, Build ID: 6.4009.00.0000.20041104173322.0000 (release=630_REL, buildtime=2004-11-18:22:17:10[UTC], changelist=298578, host=PWDFM027)
Web Dynpro code generators of DC local/FlightListProject:
SapDictionaryGenerationCore: 6.4009.00.0000.20040910101802.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:31:53[UTC], changelist=280522, host=PWDFM026.wdf.sap.corp)
SapMetamodelWebDynpro: 6.4009.00.0000.20040910102423.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:36:19[UTC], changelist=280539, host=PWDFM026.wdf.sap.corp)
SapMetamodelCore: 6.4009.00.0000.20040730142052.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:26:00[UTC], changelist=269100, host=PWDFM026.wdf.sap.corp)
SapWebDynproGenerationTemplates: 6.4009.00.0000.20041011171310.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:55:01[UTC], changelist=290362, host=PWDFM026)
SapWebDynproGenerationCTemplates: 6.4009.00.0000.20041011171310.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:55:01[UTC], changelist=290362, host=PWDFM026)
SapGenerationFrameworkCore: 6.4009.00.0000.20040910102127.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:25:03[UTC], changelist=280527, host=PWDFM026.wdf.sap.corp)
SapIdeWebDynproCheckLayer: 6.4009.00.0000.20040910102318.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:41:01[UTC], changelist=280536, host=PWDFM026.wdf.sap.corp)
SapMetamodelDictionary: 6.4009.00.0000.20040609163924.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:29:01[UTC], changelist=253570, host=PWDFM026.wdf.sap.corp)
SapMetamodelCommon: 6.4009.00.0000.20040730142052.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:26:11[UTC], changelist=269100, host=PWDFM026.wdf.sap.corp)
SapWebDynproGenerationCore: 6.4009.00.0000.20040910102318.0000 (release=630_VAL_REL, buildtime=2004-10-18:21:41:33[UTC], changelist=280536, host=PWDFM026.wdf.sap.corp)
SapDictionaryGenerationTemplates: (unknown)
Web Dynpro code generators of DC sap.com/tcwddispwda:
No information available
Web Dynpro code generators of DC sap.com/tcwdcorecomp:
No information available
J2EE Engine:
6.40 patchlevel 87289.311
Java VM:
Java HotSpot(TM) Server VM, version: 1.4.2_08-b03, vendor: Sun Microsystems Inc.
Operating system:
Windows 2003, version: 5.2, architecture: x86
-
Error stacktrace:
java.lang.NullPointerException
at com.sap.demo.flightlist.FlightListView.onActionHandleButtonPush(FlightListView.java:146)
at com.sap.demo.flightlist.wdp.InternalFlightListView.wdInvokeEventHandler(InternalFlightListView.java:336)
at com.sap.tc.webdynpro.progmodel.generation.DelegatingView.invokeEventHandler(DelegatingView.java:87)
at com.sap.tc.webdynpro.progmodel.controller.Action.fire(Action.java:67)
at com.sap.tc.webdynpro.clientserver.task.WebDynproMainTask.handleAction(WebDynproMainTask.java:100)
at com.sap.tc.webdynpro.clientserver.task.WebDynproMainTask.handleActionEvent(WebDynproMainTask.java:299)
at com.sap.tc.webdynpro.clientserver.task.WebDynproMainTask.execute(WebDynproMainTask.java:635)
at com.sap.tc.webdynpro.clientserver.cal.AbstractClient.executeTasks(AbstractClient.java:59)
at com.sap.tc.webdynpro.clientserver.cal.ClientManager.doProcessing(ClientManager.java:249)
at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doWebDynproProcessing(DispatcherServlet.java:154)
at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doContent(DispatcherServlet.java:116)
at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doPost(DispatcherServlet.java:55)
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.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:385)
at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:263)
at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:340)
at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:318)
at com.sap.engine.services.httpserver.server.RequestAnalizer.invokeWebContainer(RequestAnalizer.java:821)
at com.sap.engine.services.httpserver.server.RequestAnalizer.handle(RequestAnalizer.java:239)
at com.sap.engine.services.httpserver.server.Client.handle(Client.java:92)
at com.sap.engine.services.httpserver.server.Processor.request(Processor.java:147)
at com.sap.engine.core.service630.context.cluster.session.ApplicationSessionMessageListener.process(ApplicationSessionMessageListener.java:37)
at com.sap.engine.core.cluster.impl6.session.UnorderedChannel$MessageRunner.run(UnorderedChannel.java:71)
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:94)
at com.sap.engine.core.thread.impl3.SingleThread.run(SingleThread.java:162)
can you help me out?
public void onActionHandleButtonPush(com.sap.tc.webdynpro.progmodel.api.IWDCustomEvent wdEvent )
{
//@@begin onActionHandleButtonPush(ServerEvent)
Date dateFrom = wdContext.currentInputValuesElement().getDateFrom();
Date dateTo = wdContext.currentInputValuesElement().getDateTo();
wdThis. wdGetFlightListComponentController(). callBapiFlightGetlist(dateFrom, dateTo);
//@@end
}
Hi Chitti,
Most probably when you are accessing the datefrom and dateto attributes in the current node element , it is not having any values .
Try to display values using the code in the action
Try
{
Date dateFrom = wdContext.currentInputValuesElement().getDateFrom();
Date dateTo = wdContext.currentInputValuesElement().getDateTo();
wdComponentAPI.getMessageManager().reportSuccess("date from :"+dateFrom);
wdComponentAPI.getMessageManager().reportSuccess("date to :"+dateTo);
wdThis. wdGetFlightListComponentController(). callBapiFlightGetlist(dateFrom, dateTo);
}
catch(Exception e)
{
wdComponentAPI.getMessageManager().reportException(e.toString,false);
}
Regards
Rohit
Hi Rohit,
But as he is getting error of null poiner exception in this code, that means he has no elements in the node. If there is an element but no values in attribute then it won't give you null poiner exception.
It gives you null poiner exception, when you try to get something from the object which has null value.
Regards,
Bhavik
See my answer in your other post.
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.
User | Count |
---|---|
94 | |
11 | |
11 | |
10 | |
9 | |
7 | |
6 | |
5 | |
4 | |
4 |
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.