 			// load user groups
 			_userGroups.removeAll();
 			
-			if(!userRestrictionEnzymes || (userRestrictionEnzymes && userRestrictionEnzymes.activeEnzymeNames == null && userRestrictionEnzymes.groups == null)) {
+			if(!userRestrictionEnzymes || (userRestrictionEnzymes && (userRestrictionEnzymes.activeEnzymeNames == null || userRestrictionEnzymes.groups == null))) {
 				return;
 			}
 			

				}
			}
			
			// load user active group
			_activeGroup.removeAll();
			

        private function initializeDefaultActiveGroup():void
        {
			for(var i:int = 0; i < (_systemGroups[0] as RestrictionEnzymeGroup).enzymes.length; i++) {
                _activeGroup.addItem((_systemGroups[0] as RestrictionEnzymeGroup).enzymes[i]);
			}
        }
		
