Question
CNO
CNO
US
CNO
Posted: Feb 19, 2019
Last activity: Feb 19, 2019
Last activity: 19 Feb 2019 20:53 EST
Closed
Failed Show Harness action running on page.
Hi,
We are seeing the below errors in the log and not able to figure out the issue.
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Hi,
We are seeing the below errors in the log and not able to figure out the issue. We are using pega 7.3.1
Section 'HarnessFail' execution error.
java.lang.NullPointerException
at com.pega.pegarules.session.internal.mgmt.autostreams.HarnessUIBuilder.getTitle(HarnessUIBuilder.java:398) ~[prprivate.jar:?]
at com.pegarules.generated.html_harness.ra_stream_harnessfail_2ed72cd24d81ee5f293275cdf04d5b33.buildHarnessMarkup_1(ra_stream_harnessfail_2ed72cd24d81ee5f293275cdf04d5b33.java:3756) ~[?:?]
at com.pegarules.generated.html_harness.ra_stream_harnessfail_2ed72cd24d81ee5f293275cdf04d5b33.performStream_16(ra_stream_harnessfail_2ed72cd24d81ee5f293275cdf04d5b33.java:3909) ~[?:?]
at com.pegarules.generated.html_harness.ra_stream_harnessfail_2ed72cd24d81ee5f293275cdf04d5b33.execute(ra_stream_harnessfail_2ed72cd24d81ee5f293275cdf04d5b33.java:124) ~[?:?]
at com.pega.pegarules.session.internal.mgmt.Executable.getStream(Executable.java:4136) ~[prprivate.jar:?]
at com.pegarules.generated.activity.ra_action_displayharnesswithclass_4cc9f9e9cb9b892dd9c83273e3c08a6c.step4_circum0(ra_action_displayharnesswithclass_4cc9f9e9cb9b892dd9c83273e3c08a6c.java:542) ~[?:?]
at com.pegarules.generated.activity.ra_action_displayharnesswithclass_4cc9f9e9cb9b892dd9c83273e3c08a6c.perform(ra_action_displayharnesswithclass_4cc9f9e9cb9b892dd9c83273e3c08a6c.java:121) ~[?:?]
at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3597) ~[prprivate.jar:?]
at com.pegarules.generated.activity.ra_action_douiaction_560fdc7e204a53afb04a2826fc95feee.step22_circum0(ra_action_douiaction_560fdc7e204a53afb04a2826fc95feee.java:2287) ~[?:?]
at com.pegarules.generated.activity.ra_action_douiaction_560fdc7e204a53afb04a2826fc95feee.perform(ra_action_douiaction_560fdc7e204a53afb04a2826fc95feee.java:424) ~[?:?]
at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3597) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivitiesAlt(ThreadRunner.java:646) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.mgmt.PRThreadImpl.runActivitiesAlt(PRThreadImpl.java:481) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.engineinterface.service.HttpAPI.runActivities(HttpAPI.java:3414) ~[prprivate.jar:?]
at com.pega.pegarules.session.external.engineinterface.service.EngineAPI.processRequestInner(EngineAPI.java:399) ~[prenginext.jar:?]
at sun.reflect.GeneratedMethodAccessor105.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) ~[?:1.8.0-internal]
at java.lang.reflect.Method.invoke(Method.java:508) ~[?:2.6 (04-27-2016)]
at com.pega.pegarules.session.internal.PRSessionProviderImpl.performTargetActionWithLock(PRSessionProviderImpl.java:1338) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:1075) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:930) ~[prprivate.jar:?]
at com.pega.pegarules.session.external.engineinterface.service.EngineAPI.processRequest(EngineAPI.java:336) ~[prenginext.jar:?]
at com.pega.pegarules.session.internal.engineinterface.service.HttpAPI.invoke(HttpAPI.java:854) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl._invokeEngine_privact(EngineImpl.java:331) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl.invokeEngine(EngineImpl.java:274) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.engineinterface.etier.ejb.EngineBean.invokeEngine(EngineBean.java:225) ~[prprivate.jar:?]
at sun.reflect.GeneratedMethodAccessor94.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) ~[?:1.8.0-internal]
at java.lang.reflect.Method.invoke(Method.java:508) ~[?:2.6 (04-27-2016)]
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:370) ~[prbootstrap-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethodPropagatingThrowable(PRBootstrap.java:411) ~[prbootstrap-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingThrowable(AppServerBridgeToPega.java:224) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingException(AppServerBridgeToPega.java:246) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.internal.etier.ejb.EngineBeanBoot.invokeEngine(EngineBeanBoot.java:168) ~[prbeans.jar:7.3.1-218]
at com.pega.pegarules.internal.etier.interfaces.EJSLocalStatelessEngineBMT_f2439d86.invokeEngine(Unknown Source) ~[prbeans.jar:7.3.1-218]
at com.pega.pegarules.priv.context.JNDIEnvironment.invokeEngineInner(JNDIEnvironment.java:278) ~[prpublic.jar:?]
at com.pega.pegarules.priv.context.JNDIEnvironment.invokeEngine(JNDIEnvironment.java:223) ~[prpublic.jar:?]
at com.pega.pegarules.web.impl.WebStandardImpl.makeEtierRequest(WebStandardImpl.java:678) ~[prwebj2ee.jar:?]
at com.pega.pegarules.web.impl.WebStandardImpl.doPost(WebStandardImpl.java:394) ~[prwebj2ee.jar:?]
at sun.reflect.GeneratedMethodAccessor102.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) ~[?:1.8.0-internal]
at java.lang.reflect.Method.invoke(Method.java:508) ~[?:2.6 (04-27-2016)]
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:370) ~[prbootstrap-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethodPropagatingThrowable(PRBootstrap.java:411) ~[prbootstrap-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingThrowable(AppServerBridgeToPega.java:224) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethod(AppServerBridgeToPega.java:273) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doPost(WebStandardBoot.java:129) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]
at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doGet(WebStandardBoot.java:100) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) ~[javax.j2ee.servlet.jar:?]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) ~[javax.j2ee.servlet.jar:?]
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1235) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:779) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:478) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1124) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:82) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:963) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1817) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:382) ~[com.ibm.ws.webcontainer.jar:?]
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:465) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:532) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:318) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:88) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.ws.ssl.channel.impl.SSLReadServiceContext$SSLReadCompletedCallback.complete(SSLReadServiceContext.java:1833) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:175) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905) ~[com.ibm.ws.runtime.jar:?]
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1909) ~[com.ibm.ws.runtime.jar:?]
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Posted: 5 years ago
PEGA
Pegasystems Inc.
US
Do you know the use case which causes this NullPointerException (NPE)? Can you consistently reproduce the issue?
The NPE is from HarnessUIBuilder.java:398. Can you check its generated java code and what code statement is from line #398? You may find out what could be the null value in line #398.