Index: lams_learning/web/discussion/learner.jsp
===================================================================
diff -u -r31c9e48805c892219764f239a229b6c6c9fe14f7 -r47dddf6db4afaba99d8f3f88fc50b16df9251a76
--- lams_learning/web/discussion/learner.jsp	(.../learner.jsp)	(revision 31c9e48805c892219764f239a229b6c6c9fe14f7)
+++ lams_learning/web/discussion/learner.jsp	(.../learner.jsp)	(revision 47dddf6db4afaba99d8f3f88fc50b16df9251a76)
@@ -126,7 +126,7 @@
 			$.ajax({
 				url      : '<lams:LAMSURL />learning/discussionSentiment/vote.do',
 				data     : {
-					lessonId  : ${param.lessonId},
+					lessonId  : <c:out value="${param.lessonId}" />,
 					selectedOption : selectedOption
 				},
 				type     : 'post',