Error "Uncaught Cannot cast object to type Object" Viewing Workbook Embedded with Javascript API

Published: 05 Aug 2016
Last Modified Date: 24 Feb 2017


When opening a Tableau Online view embedded using the Javascript API, the view does not load and an error is seen:

An unexpected error occurred. If you continue to receive this error please contact your Tableau Server Administrator.

Uncaught Cannot cast object to type Object


  • Tableau Online
  • 10az and 10ax pods


Option 1

Embed using the generated 'Share' link or embed code to embed the view. See Share Views.

Option 2

Reference the "minified" javascript source file in your embed code: tableau-2.min.js
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