[-] BO : fixed bug #PSCFV-3352

classes/Product.php

@@ -762,24 +762,15 @@ class ProductCore extends ObjectModel
 		if (empty($categories))
 			return false;
 
-		// take the first selected category to get the category tree (nleft and nright)
-		$category = new Category($categories[0]);
-		// get max position in each categories
-		$and = '';
-		if (Shop::isFeatureActive())
-			$and = '
-				AND (c.`nleft` < '.(int)$category->nleft.'
-				AND c.`nright` > '.(int)$category->nright.'
-				AND c.`level_depth` = 1)';
 		$result = Db::getInstance()->executeS('
 			SELECT c.`id_category`
 			FROM `'._DB_PREFIX_.'category_product` cp
 			LEFT JOIN `'._DB_PREFIX_.'category` c
 				ON (c.`id_category` = cp.`id_category`)
 			WHERE cp.`id_category` NOT IN('.implode(',', array_map('intval', $categories)).')
-				'.$and.'
-				AND cp.id_product = '.$this->id
+			AND cp.id_product = '.$this->id
 		);
+
 		foreach ($result as $categ_to_delete)
 			$this->deleteCategory($categ_to_delete['id_category']);
 		// if none are found, it's an error