Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentResultDAOHibernate.java
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentResultDAOHibernate.java,v
diff -u -r1.9.2.13 -r1.9.2.14
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentResultDAOHibernate.java	15 Jun 2016 08:01:14 -0000	1.9.2.13
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentResultDAOHibernate.java	17 Mar 2017 19:41:50 -0000	1.9.2.14
@@ -134,7 +134,9 @@
 	Query q = getSession().createQuery(LAST_ASSESSMENT_RESULT_GRADE);
 	q.setParameter(0, userId);
 	q.setParameter(1, assessmentUid);
-	return ((Float) q.uniqueResult());
+	Object lastTotalScore = q.uniqueResult();
+	
+	return (lastTotalScore == null) ? 0 : (Float)lastTotalScore;
     }
 
     @Override