if (!$this->config->get('export_import_settings_use_attribute_group_id')) {
            $attribute_group_names = $this->model_tool_export_import->getAttributeGroupNameCounts();
            foreach ($attribute_group_names as $attribute_group_name) {
                if ($attribute_group_name['count'] > 1) {
                    $this->error['warning'] = str_replace('%1', $attribute_group_name['name'], $this->language->get('error_attribute_group_name'));