Hi,
I am working on Webdynpro java with Portal 7.3.
Currently I am getting 500-internal server error while interacting with Webdynpro java UI screen. Sometime it working fine but sometime it give this error on the screen. Please find the error log below for more details.
Could you please let me know if you have faced this type of error and how can we resolve this issue?
NWA - Logs
500 Internal Server Error is returned for HTTP request [http://bpm-j-bpp.webapps.marksandspencer.com:80/webdynpro/resources/sap.com/pb/PageBuilder]:
component [dispatcher],
web module [webdynpro/resources/sap.com/pb],
application [sap.com/pb],
DC name [],
CSN component[],
problem categorization [],
internal categorization [-1202793182].
[EXCEPTION]
java.lang.IllegalStateException: UserDataInternalScopeMaintainer is null within valid ApplicationSession: ApplicationSession: ApplicationIdentificationHandle(appName=sap.com/pb/com.sap.portal.pb.PageBuilder, appId=mHVcoTa2eS3JQadBlFZtmw--atCcSnHa2bcR2KSPEe1z3w--, clientWindowId=WID1377093163304)
at com.sap.tc.webdynpro.clientserver.session.SharedScopeMaintainer.getUserDataInternalScopeMaintainer(SharedScopeMaintainer.java:407)
at com.sap.tc.webdynpro.clientserver.session.SharedScopeMaintainer.getUserLocale(SharedScopeMaintainer.java:327)
at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.createCMIContext(ApplicationSession.java:1332)
at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.initRequestEnvAndApplicationSessionTask(ApplicationSession.java:1323)
at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.doPreprocessing(ApplicationSession.java:606)
at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.doProcessing(ApplicationSession.java:349)
at com.sap.tc.webdynpro.clientserver.session.RequestManager.doProcessing(RequestManager.java:325)
at com.sap.tc.webdynpro.serverimpl.core.AbstractDispatcherServlet.doContent(AbstractDispatcherServlet.java:87)
at com.sap.tc.webdynpro.serverimpl.wdc.DispatcherServlet.doContent(DispatcherServlet.java:89)
at com.sap.tc.webdynpro.serverimpl.core.AbstractDispatcherServlet.doPost(AbstractDispatcherServlet.java:62)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:754)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
at com.sap.engine.services.servlets_jsp.server.Invokable.invoke(Invokable.java:152)
at com.sap.engine.services.servlets_jsp.server.Invokable.invoke(Invokable.java:38)
at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:457)
at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:210)
at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:441)
at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:430)
at com.sap.engine.services.servlets_jsp.filters.DSRWebContainerFilter.process(DSRWebContainerFilter.java:38)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.servlets_jsp.filters.ServletSelector.process(ServletSelector.java:81)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.servlets_jsp.filters.ApplicationSelector.process(ApplicationSelector.java:276)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.WebContainerInvoker.process(WebContainerInvoker.java:81)
at com.sap.engine.services.httpserver.chain.HostFilter.process(HostFilter.java:9)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.ResponseLogWriter.process(ResponseLogWriter.java:60)
at com.sap.engine.services.httpserver.chain.HostFilter.process(HostFilter.java:9)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.DefineHostFilter.process(DefineHostFilter.java:27)
at com.sap.engine.services.httpserver.chain.ServerFilter.process(ServerFilter.java:12)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.MonitoringFilter.process(MonitoringFilter.java:29)
at com.sap.engine.services.httpserver.chain.ServerFilter.process(ServerFilter.java:12)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.SessionSizeFilter.process(SessionSizeFilter.java:26)
at com.sap.engine.services.httpserver.chain.ServerFilter.process(ServerFilter.java:12)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.MemoryStatisticFilter.process(MemoryStatisticFilter.java:57)
at com.sap.engine.services.httpserver.chain.ServerFilter.process(ServerFilter.java:12)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.filters.DSRHttpFilter.process(DSRHttpFilter.java:43)
at com.sap.engine.services.httpserver.chain.ServerFilter.process(ServerFilter.java:12)
at com.sap.engine.services.httpserver.chain.AbstractChain.process(AbstractChain.java:78)
at com.sap.engine.services.httpserver.server.Processor.chainedRequest(Processor.java:475)
at com.sap.engine.services.httpserver.server.Processor$FCAProcessorThread.process(Processor.java:269)
at com.sap.engine.services.httpserver.server.rcm.RequestProcessorThread.run(RequestProcessorThread.java:56)
at com.sap.engine.core.thread.execution.Executable.run(Executable.java:122)
at com.sap.engine.core.thread.execution.Executable.run(Executable.java:101)
at com.sap.engine.core.thread.execution.CentralExecutor$SingleThread.run(CentralExecutor.java:328)
Thanks,
Pankaj