From f9c035082f315c17a874d538d737232f0bdf471a Mon Sep 17 00:00:00 2001
From: Rob Garrison <wowmotty@gmail.com>
Date: Fri, 25 Aug 2017 15:50:05 -0500
Subject: [PATCH] Prevent JS error after closing help-popup

---
 msgbox/msgbox.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/msgbox/msgbox.js b/msgbox/msgbox.js
index 4e418832..f545e26a 100644
--- a/msgbox/msgbox.js
+++ b/msgbox/msgbox.js
@@ -43,10 +43,12 @@ function messageBox({
   }
 
   function resolveWith(value) {
-    unbindGlobalListeners();
-    setTimeout(messageBox.resolve, 0, value);
-    animateElement(messageBox.element, {className: 'fadeout', remove: true})
-      .then(removeSelf);
+    if (messageBox.resolve) {
+      unbindGlobalListeners();
+      setTimeout(messageBox.resolve, 0, value);
+      animateElement(messageBox.element, {className: 'fadeout', remove: true})
+        .then(removeSelf);
+    }
   }
 
   function createElement() {