1 files changed, 3 insertions, 0 deletions
diff --git a/js/dist/scrollspy.js b/js/dist/scrollspy.js
index d4617075e..612f2019b 100644
--- a/js/dist/scrollspy.js
+++ b/js/dist/scrollspy.js
@@ -271,6 +271,9 @@ var ScrollSpy = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config]();
           }
         });