Index: sakai-lamstwo/tool/src/bundle/Messages.properties
===================================================================
diff -u -rc144f53e688b530044b19ff807e502a41d33039a -re151774400aec43b4b78e1de6d609ece1aee4bbe
--- sakai-lamstwo/tool/src/bundle/Messages.properties	(.../Messages.properties)	(revision c144f53e688b530044b19ff807e502a41d33039a)
+++ sakai-lamstwo/tool/src/bundle/Messages.properties	(.../Messages.properties)	(revision e151774400aec43b4b78e1de6d609ece1aee4bbe)
@@ -21,4 +21,5 @@
 lamstwo_next=Next
 lamstwo_previous=Previous
 
-lamstwo_open_author = Open Author
+lamstwo_open_author=Open Author
+lamstwo_refresh_workspace=Refresh Workspace
Index: sakai-lamstwo/tool/src/java/org/lamsfoundation/lams/integrations/sakai/tool/jsf/LamstwoBean.java
===================================================================
diff -u -rc144f53e688b530044b19ff807e502a41d33039a -re151774400aec43b4b78e1de6d609ece1aee4bbe
--- sakai-lamstwo/tool/src/java/org/lamsfoundation/lams/integrations/sakai/tool/jsf/LamstwoBean.java	(.../LamstwoBean.java)	(revision c144f53e688b530044b19ff807e502a41d33039a)
+++ sakai-lamstwo/tool/src/java/org/lamsfoundation/lams/integrations/sakai/tool/jsf/LamstwoBean.java	(.../LamstwoBean.java)	(revision e151774400aec43b4b78e1de6d609ece1aee4bbe)
@@ -307,6 +307,13 @@
 		return "openMonitor";
 	}
 	
+	public String processActionRefreshWorkspace() {
+		log.debug("in process refresh workspace");
+		learningDesigns = logic.getLearningDesigns(MONITORING_MODE);
+		itemSequenceId = 0L;  // reset sequenceId since tree may have changed.
+		return "newItem";
+	}
+	
 	public Boolean getCanCreateItem() {
 		return logic.canCreateItem();
 	}
Index: sakai-lamstwo/tool/src/webapp/lamstwo/LamstwoAddItem.jsp
===================================================================
diff -u -rc7e29a9f70736528d9ba7db4259620f907987d12 -re151774400aec43b4b78e1de6d609ece1aee4bbe
--- sakai-lamstwo/tool/src/webapp/lamstwo/LamstwoAddItem.jsp	(.../LamstwoAddItem.jsp)	(revision c7e29a9f70736528d9ba7db4259620f907987d12)
+++ sakai-lamstwo/tool/src/webapp/lamstwo/LamstwoAddItem.jsp	(.../LamstwoAddItem.jsp)	(revision e151774400aec43b4b78e1de6d609ece1aee4bbe)
@@ -56,6 +56,11 @@
 		    	
 		    	document.getElementById("addUpdateItem:tree:nextButton").disabled = false;
 		    }
+		    
+		    function clearSequence() {
+		    	var itemSequenceId = document.getElementById('addUpdateItem:itemSequenceId');
+		    	itemSequenceId.value = 0;	    
+		    }
 
 			function openAuthor() {
 				//url = url + "&notifyCloseURL=" + escape(window.location.href);
@@ -93,12 +98,13 @@
 						
 						<sakai:button_bar>
 							<h:commandButton value="#{msgs.lamstwo_open_author}" onclick="openAuthor(); return false;" />
+							<h:commandButton value="#{msgs.lamstwo_refresh_workspace}" action="#{LamstwoBean.processActionRefreshWorkspace}" onclick="clearSequence()" immediate="true"/>
 							<h:commandButton id="nextButton" value="#{msgs.lamstwo_next}" onclick="nextStage(); return false;" disabled="true"/>
 		                </sakai:button_bar>
 					</div>
 				</f:subview>
 				
-				<h:inputHidden id="itemSequenceId" value="#{LamstwoBean.itemSequenceId}" rendered="#{not LamstwoBean.lessonCreated}">
+				<h:inputHidden id="itemSequenceId" value="#{LamstwoBean.itemSequenceId}" rendered="#{not LamstwoBean.lessonCreated}" >
 					<f:validateLongRange minimum="1"/>
 				</h:inputHidden>