Index: lams_tool_laqa/src/java/org/lamsfoundation/lams/tool/qa/service/QaServicePOJO.java
===================================================================
diff -u -r95202c29d0cab6765b9c03fff3a721826ab7ec9d -r66a5de73ec0c9abe19f2884b2e06c6aff97fdc5b
--- lams_tool_laqa/src/java/org/lamsfoundation/lams/tool/qa/service/QaServicePOJO.java	(.../QaServicePOJO.java)	(revision 95202c29d0cab6765b9c03fff3a721826ab7ec9d)
+++ lams_tool_laqa/src/java/org/lamsfoundation/lams/tool/qa/service/QaServicePOJO.java	(.../QaServicePOJO.java)	(revision 66a5de73ec0c9abe19f2884b2e06c6aff97fdc5b)
@@ -312,9 +312,6 @@
 	return qaUsrRespDAO.getResponsesForTablesorter(toolContentId, qaSessionId, questionId, excludeUserId, page, size, sorting, searchString);
     }
 
-    private String createRatingKey(Long qaSessionId, final Long questionId) {
-	return qaSessionId + "-" + questionId;
-    }
     @Override
     public int getCountResponsesBySessionAndQuestion(final Long qaSessionId, final Long questionId,
 	    final Long excludeUserId, String searchString) {