Improvements to invoice

modules/product/classes/Controller/Admin/Product.php

@@ -185,6 +185,9 @@ $(document).ready(function() {
 	public function action_view() {
 		$po = ORM::factory('Product',$this->request->param('id'));
 
+		if (! $po->loaded())
+			throw HTTP_Exception::factory(403,'Product either doesnt exist, or you are not authorised to see it');
+
 		Block::factory()
 			->title(sprintf('%s: %s',_('Current Services Using this Product'),$po->title()))
 			->title_icon('icon-th-list')