RS if group of a group task is in the revision step (coach side)

<dispatchinfo>
	<componentinfo>
		<compname>luTreeRun</compname>
		<compclass>org.olat.core.gui.components.tree.MenuTree</compclass>
		<extendedinfo>n/a</extendedinfo>
		<event>
			<class&gt;org.olat.core.gui.components.tree.TreeEvent</class&gt;
			<command>ctncl</command>
			<tostring>TreeEvent:{cmd:ctncl, nodeid:91616055857215}</tostring>
		</event>
	</componentinfo>
	<controllerinfo>
		<controllername>org.olat.course.run.RunMainController</controllername>
		<controllername>org.olat.course.run.CourseRuntimeController</controllername>
		<controllername>org.olat.core.commons.fullWebApp.BaseFullWebappController</controllername>
	</controllerinfo>
</dispatchinfo> 
Throwable: java.lang.NullPointerException

message:null,java.lang.NullPointerException
  at org.olat.course.assessment.NewCachePersistingAssessmentManager.getOrLoadScorePassedAttemptsMap(NewCachePersistingAssessmentManager.java:243)
  at org.olat.course.assessment.NewCachePersistingAssessmentManager.getNodePassed(NewCachePersistingAssessmentManager.java:662)
  at org.olat.course.nodes.GTACourseNode.getUserScoreEvaluation(GTACourseNode.java:815)
  at org.olat.course.run.scoring.ScoreAccounting.evalCourseNode(ScoreAccounting.java:114)
  at org.olat.course.run.scoring.ScoreAccounting.visit(ScoreAccounting.java:224)
  at org.olat.core.util.tree.TreeVisitor.doVisit(TreeVisitor.java:70)
  at org.olat.core.util.tree.TreeVisitor.doVisit(TreeVisitor.java:67)
  at org.olat.core.util.tree.TreeVisitor.visitAll(TreeVisitor.java:57)
  at org.olat.course.run.scoring.ScoreAccounting.evaluateAll(ScoreAccounting.java:80)
  at org.olat.course.assessment.AssessmentHelper.createAndInitUserCourseEnvironment(AssessmentHelper.java:163)