--- ZSQLExtend/VLMAExtensions.py	2005/10/11 13:15:01	1.2
+++ ZSQLExtend/VLMAExtensions.py	2006/02/02 15:54:44	1.3
@@ -66,11 +66,11 @@ class VLMATriples(Folder):
 
     def getImageObject(self,field):
         """get the obejct"""
-        return getattr(self.imageObject,field)
+        return getattr(self.imageObject,field,'')
 
     def getThumbObject(self,field):
         """get the obejct"""
-        return getattr(self.thumbObject,field)
+        return getattr(self.thumbObject,field,'')
     
     def createVLMATriples(self):
         """standardview"""
@@ -113,13 +113,18 @@ class VLMATriples(Folder):
         self.collectionObject.change(cS,cSF,cO,cOF)
         if iS=="":
             self.imageObject=None
-        else:
+        elif self.imageObject is not None:
             self.imageObject.change(iS,iSF,iO,iOF)
+	else:
+	    iOb=VLMAObject(iS,iSF,iO,iOF)	
+	    self._setObject('imageObject',iOb)
         if tS=="":
             self.thumbObject=None
-        else:
+        elif self.thumbObject is not None:
             self.thumbObject.change(tS,tSF,tO,tOF)
-
+	else:
+	     tOb=VLMAObject(tS,tSF,tO,tOF)
+	     self._setObject('thumbObject',tOb)
         if REQUEST is not None:
             return self.manage_main(self, REQUEST)