tras actualizar a 1.6 la pagina no se ve

[sopelana]

He actualizado mi pagina de 1.4 hasta 1.6 pero ahora no se ve el infex.

 

Si puedo entrar en el admin, pero en el admin me da error si voy a catalogo/productos.

 

Me da este fallo:

 

[PrestaShopException]

Could not load field from definition.
at line 1949 in file classes/ObjectModel.php

1944.                     return $this->{$field_name}[$id_lang ? $id_lang : Context::getContext()->language->id];1945.                 }1946.             }1947.             return $this->{$field_name};1948.         } else {1949.             throw new PrestaShopException('Could not load field from definition.');1950.         }1951.     }1952. 1953.     /**1954.      * Set a list of specific fields to update

• ObjectModelCore->getFieldByLang - [line 116 - classes/Link.php] - [1 Arguments]
• LinkCore->getProductLink - [line 2926 - controllers/admin/AdminProductsController.php] - [8 Arguments]
• AdminProductsControllerCore->getPreviewUrl - [line 5174 - controllers/admin/AdminProductsController.php] - [1 Arguments]
• AdminProductsControllerCore->displayPreviewLink - [line 227 - classes/helper/HelperList.php] - [3 Arguments]
• HelperListCore->displayListContent - [line 156 - classes/helper/HelperList.php]
• HelperListCore->generateList - [line 2395 - classes/controller/AdminController.php] - [2 Arguments]
• AdminControllerCore->renderList - [line 2596 - controllers/admin/AdminProductsController.php]
• AdminProductsControllerCore->renderList - [line 2049 - classes/controller/AdminController.php]
• AdminControllerCore->initContent - [line 2514 - controllers/admin/AdminProductsController.php]
• AdminProductsControllerCore->initContent - [line 189 - classes/controller/Controller.php]
• ControllerCore->run - [line 367 - classes/Dispatcher.php]
• DispatcherCore->dispatch - [line 58 - admin/index.php]