From a3cefec4398c5fd2026894ee3a39eb7ed0e73d16 Mon Sep 17 00:00:00 2001
From: schleusner <schleusner@sitepark.com>
Date: Thu, 3 Aug 2017 11:26:07 +0200
Subject: [PATCH] Fix JavaScript Error when enabling arrows by breakpoint

---
 slick/slick.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/slick/slick.js b/slick/slick.js
index 7cf2ef012..ae0a1b209 100644
--- a/slick/slick.js
+++ b/slick/slick.js
@@ -773,8 +773,8 @@
             _.$nextArrow && _.$nextArrow.off('click.slick', _.changeSlide);
 
             if (_.options.accessibility === true) {
-                _.$prevArrow.off('keydown.slick', _.keyHandler);
-                _.$nextArrow.off('keydown.slick', _.keyHandler);
+                _.$prevArrow && _.$prevArrow.off('keydown.slick', _.keyHandler);
+                _.$nextArrow && _.$nextArrow.off('keydown.slick', _.keyHandler);
             }
         }