Index: lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/ExportToolContentService.java
===================================================================
diff -u -rf8729931f5e38872e6030ac3352b70826d1f1a55 -r96fc3e030ca0f7ad405dde1473259f7de828ad2e
--- lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/ExportToolContentService.java	(.../ExportToolContentService.java)	(revision f8729931f5e38872e6030ac3352b70826d1f1a55)
+++ lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/ExportToolContentService.java	(.../ExportToolContentService.java)	(revision 96fc3e030ca0f7ad405dde1473259f7de828ad2e)
@@ -880,6 +880,8 @@
 						mainObjectEle.setText(mainObject);
 						root.addContent(mainObjectEle);
 						
+						updateNamespaceForChildren(root, ns);
+						
 						//create a new tools.xml file with toolContentID.xml as name.
 						File imsToolFile = new File(FileUtil.getFullPath(xsltDir,activity.getToolContentID().toString()+".xml"));
 						XMLOutputter toolOutput = new XMLOutputter();
@@ -917,6 +919,16 @@
 		}
 	}
 
+	private void updateNamespaceForChildren(Element element, Namespace ns) {
+		List children = element.getChildren();
+		Iterator iter = children.iterator();
+		while ( iter.hasNext() ) {
+			Element child = (Element) iter.next();
+			child.setNamespace(ns);
+			if ( child.hasChildren() )
+				updateNamespaceForChildren(child, ns);
+		}
+	}
 	/**
 	 * @throws ExportToolContentException 
 	 *