// Fix tax rules group product and carriers deletion

classes/Carrier.php

@@ -204,7 +204,7 @@ class CarrierCore extends ObjectModel
 		if (!parent::delete())
 			return false;
 		return (Db::getInstance()->Execute('DELETE FROM '._DB_PREFIX_.'cart_rule_carrier WHERE id_carrier = '.(int)$this->id) &&
-					$this->deleteTaxRulesGroup(true));
+					$this->deleteTaxRulesGroup(Shop::getShops(true, null, true)));
 		
 	}
 

classes/Product.php

@@ -682,7 +682,7 @@ class ProductCore extends ObjectModel
 			!$this->deleteAccessories() ||
 			!$this->deleteFromAccessories() ||
 			!$this->deleteFromSupplier() ||
-			!$this->deleteTaxRulesGroup(true))
+			!$this->deleteTaxRulesGroup(Shop::getShops(true, null, true)))
 		return false;
 
 		if ($id = ProductDownload::getIdFromIdProduct($this->id))