Index: lams_common/conf/hibernate/mappings/org/lamsfoundation/lams/tool/ToolSession.hbm.xml
===================================================================
diff -u -r2db1c52567bf8f79ccb7589d1d8785be4ed1118c -rc1324f6fe3e855aa13b8e8fc214e6d69ad109661
--- lams_common/conf/hibernate/mappings/org/lamsfoundation/lams/tool/ToolSession.hbm.xml	(.../ToolSession.hbm.xml)	(revision 2db1c52567bf8f79ccb7589d1d8785be4ed1118c)
+++ lams_common/conf/hibernate/mappings/org/lamsfoundation/lams/tool/ToolSession.hbm.xml	(.../ToolSession.hbm.xml)	(revision c1324f6fe3e855aa13b8e8fc214e6d69ad109661)
@@ -83,7 +83,7 @@
     <!-- Associations -->
   
     <!-- bi-directional one-to-many association to UserToolSession -->
-    <set
+    <!-- set
         name="userToolSessions"
         lazy="true"
         inverse="true"
@@ -107,9 +107,9 @@
         <one-to-many 
             class="org.lamsfoundation.lams.lesson.UserToolSession"
         />
-    </set>
+    </set-->
     <!-- bi-directional many-to-one association to Group -->
-    <many-to-one
+    <!-- many-to-one
         name="group"
         class="org.lamsfoundation.lams.learningdesign.Group"
         not-null="true"
@@ -120,7 +120,7 @@
            @hibernate.column name="group_id"         
         </meta>
         <column name="group_id" />
-    </many-to-one>
+    </many-to-one-->
     <!-- bi-directional many-to-one association to ToolSessionState -->
     <many-to-one
         name="toolSessionState"