Index: lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java,v
diff -u -r1.127 -r1.128
--- lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java	22 Aug 2014 08:57:00 -0000	1.127
+++ lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java	8 Oct 2014 15:14:25 -0000	1.128
@@ -514,7 +514,7 @@
 		report.setDateMarksReleased(new Date());
 		if (notifyLearnersOnMarkRelease) {
 		    ForumUser user = msg.getCreatedBy();
-		    StringBuilder notificationMessage = notificationMessages.get(user.getUserId());
+		    StringBuilder notificationMessage = notificationMessages.get(user.getUserId().intValue());
 		    if (notificationMessage == null) {
 			notificationMessage = new StringBuilder();
 		    }