RS in results report if the sections are hidden

2017-06-13 11:59:41,849 [ajp-nio2-8034-exec-4] ERROR OLATRuntimeException - OLAT::ERROR ^%^ N34-E1 ^%^ org.olat.core.logging 

https://zz.xyz.ch/auth/RepositoryEntry/12419140/CourseNode/94737150100350/test/0
Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko ^%^ **RedScreen**

<dispatchinfo>
	<componentinfo>
		<compname>link_0</compname>
		<compclass>org.olat.core.gui.components.link.Link</compclass>
		<extendedinfo>n/a</extendedinfo>
		<event>
			<class&gt;org.olat.core.gui.control.Event</class&gt;
			<command>link_0</command>
			<tostring>com:link_0,org.olat.core.gui.control.Event@be46a54a</tostring>
		</event>
	</componentinfo>
	<controllerinfo>
		<controllername>org.olat.core.gui.control.generic.modal.DialogBoxController</controllername>
		<controllername>org.olat.ims.qti21.ui.AssessmentTestDisplayController</controllername>
		<controllername>org.olat.course.nodes.iq.QTI21AssessmentRunController</controllername>
		<controllername>org.olat.course.run.RunMainController</controllername>
		<controllername>org.olat.course.run.CourseRuntimeController</controllername>
		<controllername>org.olat.core.commons.fullWebApp.BaseFullWebappController</controllername>
	</controllerinfo>
</dispatchinfo>
>>> stack of 1.cause::org.olat.core.logging.OLATRuntimeException: null
-> at org.olat.core.gui.exception.ExceptionWindowController.<init>(ExceptionWindowController.java:116)
   at org.olat.core.gui.exception.MsgFactory.createMessageChiefController(MsgFactory.java:57)
   at org.olat.core.gui.exception.MsgFactory.createMessageChiefController(MsgFactory.java:46)
   at org.olat.core.gui.components.Window.dispatchRequest(Window.java:549)
   at org.olat.core.gui.components.Window.doDispatchRequest(Window.java:242)
   at org.olat.core.gui.components.AbstractComponent.dispatchRequest(AbstractComponent.java:193)
   at org.olat.dispatcher.AuthenticatedDispatcher.processValidDispatchURI(AuthenticatedDispatcher.java:273)
   at org.olat.dispatcher.AuthenticatedDispatcher.execute(AuthenticatedDispatcher.java:190)
   at org.olat.core.servlets.OpenOLATServlet.executeUserRequest(OpenOLATServlet.java:292)
   at org.olat.core.servlets.OpenOLATServlet.doPost(OpenOLATServlet.java:235)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
>>> stack of 2.cause::java.lang.NullPointerException: null
-> at org.olat.ims.qti21.ui.AssessmentResultController.updateSectionScoreInformations(AssessmentResultController.java:357)
   at org.olat.ims.qti21.ui.AssessmentResultController.initFormItemResult(AssessmentResultController.java:348)
   at org.olat.ims.qti21.ui.AssessmentResultController.initFormSections(AssessmentResultController.java:281)
   at org.olat.ims.qti21.ui.AssessmentResultController.initForm(AssessmentResultController.java:250)
   at org.olat.core.gui.components.form.flexible.impl.FormBasicController.initForm(FormBasicController.java:280)
   at org.olat.ims.qti21.ui.AssessmentResultController.<init>(AssessmentResultController.java:189)
   at org.olat.ims.qti21.ui.AssessmentResultController.<init>(AssessmentResultController.java:140)
   at org.olat.ims.qti21.ui.AssessmentTestDisplayController$QtiWorksController.updateStatusAndResults(AssessmentTestDisplayController.java:1979)
   at org.olat.ims.qti21.ui.AssessmentTestDisplayController$QtiWorksController.access$000(AssessmentTestDisplayController.java:1597)
   at org.olat.ims.qti21.ui.AssessmentTestDisplayController.processAdvanceTestPart(AssessmentTestDisplayController.java:1266)
   at org.olat.ims.qti21.ui.AssessmentTestDisplayController.event(AssessmentTestDisplayController.java:424)