T&Q: NPE when trying to import an xml file to the Question Pool

GENERAL

TESTING

GENERAL

TESTING

Description

I have an xml file I use for importing a question pool and now this file is resulting in a NPE stack trace and I receive an error on the page:

There was an error importing this assessment. Ensure that the file is correctly formatted IMS QTI.

25-Oct-2023 18:11:24.633 ERROR [http-nio-20313-exec-27] o.s.t.a.q.h.AuthoringHelper.createImportedQuestionPool null

java.lang.NullPointerException: null

	at org.sakaiproject.tool.assessment.qti.helper.ExtractionHelper.addCalculatedQuestionAnswers(ExtractionHelper.java:2900) ~[samigo-qti-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.tool.assessment.qti.helper.ExtractionHelper.updateItem(ExtractionHelper.java:1656) ~[samigo-qti-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.tool.assessment.qti.helper.ExtractionHelper.updateItem(ExtractionHelper.java:1542) ~[samigo-qti-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.tool.assessment.qti.helper.AuthoringHelper.createImportedQuestionPool(AuthoringHelper.java:875) [samigo-qti-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.tool.assessment.qti.helper.AuthoringHelper.createImportedQuestionPool(AuthoringHelper.java:777) [samigo-qti-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.tool.assessment.services.qti.QTIService.createImportedQuestionPool(QTIService.java:185) [samigo-qti-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.tool.assessment.ui.bean.qti.XMLImportBean.createImportedQuestionPool(XMLImportBean.java:574) [classes/:?]

	at org.sakaiproject.tool.assessment.ui.bean.qti.XMLImportBean.processPoolFile(XMLImportBean.java:604) [classes/:?]

	at org.sakaiproject.tool.assessment.ui.bean.qti.XMLImportBean.importPool(XMLImportBean.java:521) [classes/:?]

	at org.sakaiproject.tool.assessment.ui.bean.qti.XMLImportBean.importPool(XMLImportBean.java:499) [classes/:?]

	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]

	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:?]

	at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]

	at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]

	at org.apache.el.parser.AstValue.invoke(AstValue.java:252) [jasper-el.jar:9.0.76]

	at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:266) [jasper-el.jar:9.0.76]

	at com.sun.faces.application.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:66) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.component.MethodBindingValueChangeListener.processValueChange(MethodBindingValueChangeListener.java:73) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.event.ValueChangeEvent.processListener(ValueChangeEvent.java:131) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:495) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:812) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1312) [jakarta.faces-2.3.18.jar:2.3.18]

	at com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:53) [jakarta.faces-2.3.18.jar:2.3.18]

	at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:76) [jakarta.faces-2.3.18.jar:2.3.18]

	at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:177) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.webapp.FacesServlet.executeLifecyle(FacesServlet.java:707) [jakarta.faces-2.3.18.jar:2.3.18]

	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:451) [jakarta.faces-2.3.18.jar:2.3.18]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:209) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) [tomcat-websocket.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:450) [sakai-kernel-api-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:661) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:425) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:357) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:294) [catalina.jar:9.0.76]

	at org.sakaiproject.jsf.util.SamigoJsfTool.dispatch(SamigoJsfTool.java:365) [classes/:?]

	at org.sakaiproject.jsf2.util.JsfTool.doPost(JsfTool.java:249) [jsf2-tool-24-SNAPSHOT.jar:24-SNAPSHOT]

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:555) [servlet-api.jar:4.0.FR]

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:623) [servlet-api.jar:4.0.FR]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:209) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:661) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:425) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:330) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:294) [catalina.jar:9.0.76]

	at org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:508) [sakai-kernel-impl-24-SNAPSHOT.jar:?]

	at org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1485) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.handlers.SiteHandler.doToolBuffer(SiteHandler.java:1313) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.handlers.SiteHandler.bufferContent(SiteHandler.java:1147) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.handlers.SiteHandler.doSite(SiteHandler.java:517) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.handlers.SiteHandler.doGet(SiteHandler.java:287) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.handlers.SiteHandler.doGet(SiteHandler.java:185) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.handlers.WorksiteHandler.doPost(WorksiteHandler.java:69) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.sakaiproject.portal.charon.SkinnableCharonPortal.doPost(SkinnableCharonPortal.java:1158) [sakai-portal-impl-24-SNAPSHOT.jar:24-SNAPSHOT]

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:555) [servlet-api.jar:4.0.FR]

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:623) [servlet-api.jar:4.0.FR]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:209) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:500) [sakai-kernel-api-24-SNAPSHOT.jar:24-SNAPSHOT]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) [tomcat-websocket.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) [catalina.jar:9.0.76]

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) [catalina.jar:9.0.76]

	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) [catalina.jar:9.0.76]

	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) [catalina.jar:9.0.76]

	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481) [catalina.jar:9.0.76]

	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130) [catalina.jar:9.0.76]

	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) [catalina.jar:9.0.76]

	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:768) [catalina.jar:9.0.76]

	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) [catalina.jar:9.0.76]

	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) [catalina.jar:9.0.76]

	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) [tomcat-coyote.jar:9.0.76]

	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) [tomcat-coyote.jar:9.0.76]

	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:926) [tomcat-coyote.jar:9.0.76]

	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1791) [tomcat-coyote.jar:9.0.76]

	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) [tomcat-coyote.jar:9.0.76]

	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) [tomcat-util.jar:9.0.76]

	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) [tomcat-util.jar:9.0.76]

	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-util.jar:9.0.76]

	at java.lang.Thread.run(Thread.java:829) [?:?]

Attachments

25 Oct 2023, 10:21 PM
25 Oct 2023, 10:21 PM

Linked issues

is related to

S2U-25

5.1.1.21 Test & Quizzes: Question pools export

S2U-11

5.1.1.7 Tests & Quizzes: Global variables in calculated questions

Activity

Show:

Andrea Schmidt November 13, 2023 at 10:10 PM

Verified on 24x: https://trunk-maria.nightly.sakaiproject.org/, build: 5a8794ab

Tested both a zip file an an xml file. Both import into Question Pools

Automation for Jira November 7, 2023 at 4:16 PM

A pull request has been created, "SAK-49405 T&Q: NPE when trying to import an xml file to the Question Pool", you can see it at https://github.com/sakaiproject/sakai/pull/12068

Jesus Maria Mendez Perez November 7, 2023 at 3:21 PM

Maybe related to: https://sakaiproject.atlassian.net/browse/S2U-25. I’ll take a look asap.

Fixed

Details

Priority

Blocker

Assignee

Jesus Maria Mendez Perez

Reporter

Andrea Schmidt

Environment

24x: https://trunk-maria.nightly.sakaiproject.org/, build: 39a9a433

Created October 25, 2023 at 10:21 PM

Updated November 13, 2023 at 10:11 PM

Resolved November 8, 2023 at 7:32 AM

Configure

Sakai