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 -r1.126 -r1.127
--- lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java	25 Jul 2014 14:01:51 -0000	1.126
+++ lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java	22 Aug 2014 08:57:00 -0000	1.127
@@ -751,6 +751,7 @@
 		Message msg = (Message) iter.next();
 		// set this message forum Uid as toContent
 		if (!msg.getIsAuthored() || msg.getToolSession() != null) {
+		    iter.remove();
 		    continue;
 		}
 		msg.setReplyNumber(0);