From 6c720ce9d1881f5dacabe5e15877edad91b6781a Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Fri, 23 Jul 2021 10:18:42 +0200
Subject: [PATCH] Fix type error

---
 www/form/inner.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/www/form/inner.js b/www/form/inner.js
index 9f05f80dd..e30f0775a 100644
--- a/www/form/inner.js
+++ b/www/form/inner.js
@@ -607,7 +607,7 @@ define([
                 _date = new Date(data);
                 data = Flatpickr.formatDate(_date, timeFormat);
             }
-            var day = allDays[_date.getDay()];
+            var day = _date && allDays[_date.getDay()];
             return h('div.cp-poll-cell.cp-form-poll-option', {
                 title: Util.fixHTML(data)
             }, [