diff -u -r1.2 -r1.3
--- MaterialElementDataToGDMLCnv.java	1 Jul 2005 00:09:48 -0000	1.2
+++ MaterialElementDataToGDMLCnv.java	1 Jul 2005 21:39:25 -0000	1.3
@@ -36,10 +36,8 @@

     public static Document convertElementData()
     {
         Element root = createMaterialsRoot();

-        
-        //for ( Object o : MaterialElement.elements().values() )
-        new MaterialElementData();
-        //System.out.println("nelements to cnv: " + MaterialManager.elements().size() );

+                
+        MaterialManager.instance();        

         
         for ( Object o : MaterialManager.elements().values() )
         {