Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentUserDAOHibernate.java
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentUserDAOHibernate.java,v
diff -u -r1.4 -r1.5
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentUserDAOHibernate.java	7 Dec 2015 22:21:26 -0000	1.4
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/dao/hibernate/AssessmentUserDAOHibernate.java	8 Dec 2015 19:44:07 -0000	1.5
@@ -176,7 +176,7 @@
 		Long questionResultUid = ((Number) element[0]).longValue();
 		String firstName = (String) element[1];
 		String lastName = (String) element[2];
-		float grade = ((Number) element[3]).floatValue();
+		float grade = element[3] == null ? 0 : ((Number) element[3]).floatValue();
 
 		AssessmentUserDTO userDto = new AssessmentUserDTO();
 		userDto.setQuestionResultUid(questionResultUid);;