From aa88fe181ae810219b42de4e4b8f27f019b46406 Mon Sep 17 00:00:00 2001
From: Leonardo Campos <leonardoscampos@gmail.com>
Date: Thu, 26 Jan 2017 20:41:15 -0200
Subject: [PATCH] Avoid exceptions for disabled elements (PR #179)

If playClip is enabled and the user loads a different series in the
viewport an exception will be thrown because the element will not be
enabled anymore.

Pull request
https://github.com/chafey/cornerstoneTools/pull/179
---
 Packages/ohif-cornerstone/client/cornerstoneTools.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Packages/ohif-cornerstone/client/cornerstoneTools.js b/Packages/ohif-cornerstone/client/cornerstoneTools.js
index bd915bb74..c743873a8 100644
--- a/Packages/ohif-cornerstone/client/cornerstoneTools.js
+++ b/Packages/ohif-cornerstone/client/cornerstoneTools.js
@@ -8947,7 +8947,15 @@ Display scroll progress bar across bottom of image.
         clearTimeout(resetPrefetchTimeout);
         resetPrefetchTimeout = setTimeout(function() {
             var element = e.target;
-            prefetch(element);
+
+            // If playClip is enabled and the user loads a different series in the viewport
+            // an exception will be thrown because the element will not be enabled anymore
+            try {
+                prefetch(element);
+            } catch(error) {
+                return;
+            }
+
         }, resetPrefetchDelay);
     }