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Why Does ChildGroups return null?


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biapar

Forum Moderator, 435 Posts

23 April 2010 at 7:47pm

Good Morning

I've a grandparent group with childs product groups.
But

function ChildGroups() {
   
    //$p = $this->ID();
       $filter = "ShowInMenus = 1 AND ParentID = " . $this->ID;
      return DataObject::get("ProductGroup", $filter);
   }

return NULL. Why?