KNOWLEDGE BASE

Error: "Uncaught Exception: Attempted to use CommandController before creating it" Loading Embedded View in Firefox


Published: 12 May 2017
Last Modified Date: 12 May 2017

Issue

When attempting to load an embedded dashboard, the following error may occur:
 
Uncaught Exception: Attempted to use CommandController before creating it.

Environment

  • Tableau Server
  • Tableau Online
  • Tableau Public
  • Mozilla Firefox

Resolution

Use one of the following workarounds:
  • Use an alternate browser such as Google Chrome or Internet Explorer
  • Embed the viz into a webpage without using any jquery functions.

Cause

This behavior occurs due to a difference in the order of operations between Firefox and other browsers. 


 

Additional Information

We are investigating future changes to our software in order to accommodate this Firefox behavior.
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