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Workbook Thumbnail Images Missing from Home Page


Published: 24 Feb 2014
Last Modified Date: 23 Sep 2016

Issue

When you open Tableau Desktop, the thumbnails on the home age might be blank instead of displaying a workbook preview.
 
In addition, the following entry might appear in the Tableau Desktop log files:
 
Error loading bitmap: C:\Users\<USER>\AppData\Local\Temp\TableauTemp\<Random_Characters>\thumb0.pngs

Environment

  • Tableau Desktop
  • Antivirus Software

Resolution

One of the following troubleshooting steps might solve the issue:
  • Add Tableau Desktop related processes to the trusted applications list for antivirus.
  • Add the TableauTemp folder to the antivirus exclusions list (C:\Users\<user>\AppData\Local\Temp\TableauTemp).

Cause

Antivirus software is preventing images from loading correctly.
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