[PrestaShopException]

Invalid category vars
at line 405 in file classes/Link.php

400.             if (isset($category['id_category'])) {
401.                 $category = new Category($category['id_category'], $idLang);
402.             } elseif ((int) $category) {
403.                 $category = new Category((int) $category, $idLang);
404.             } else {
405.                 throw new PrestaShopException('Invalid category vars');
406.             }
407.         }
408. 
409.         return $category;
410.     }