diff --git a/addons/web/static/src/js/formats.js b/addons/web/static/src/js/formats.js
index dd1fd95c97e..03b2c5b775d 100644
--- a/addons/web/static/src/js/formats.js
+++ b/addons/web/static/src/js/formats.js
@@ -135,7 +135,7 @@ instance.web.format_value = function (value, descriptor, value_if_empty) {
                     Math.round((value % 1) * 60));
         case 'many2one':
             // name_get value format
-            return value[1].split("\n")[0];
+            return value[1] ? value[1].split("\n")[0] : value[1];
         case 'one2many':
         case 'many2many':
             if (typeof value === 'string') {