From ebab021916e7fcdcef06adaddf3b5d68d97406e0 Mon Sep 17 00:00:00 2001
From: Angus McLeod <angus@mcleod.org.au>
Date: Tue, 14 Apr 2020 23:00:19 +1000
Subject: [PATCH] Handle case when error input can't be found

---
 assets/javascripts/wizard/initializers/custom.js.es6 | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/assets/javascripts/wizard/initializers/custom.js.es6 b/assets/javascripts/wizard/initializers/custom.js.es6
index d74e25b1..4f7d4646 100644
--- a/assets/javascripts/wizard/initializers/custom.js.es6
+++ b/assets/javascripts/wizard/initializers/custom.js.es6
@@ -90,9 +90,11 @@ export default {
       animateInvalidFields() {
         Ember.run.scheduleOnce('afterRender', () => {
           let query = '.invalid input[type=text], .invalid textarea, .invalid input[type=checkbox], .invalid .select-kit';
-
+          let $element = $(query);
+          let scrollTop = $(query).length ? $(query).offset().top - 200 : 0;
+          
           $([document.documentElement, document.body]).animate({
-              scrollTop: $(query).offset().top - 200
+            scrollTop
           }, 400, function() {
             $(query).wiggle(2, 100);
           });