KNOWLEDGE BASE

Error "Unexpected Error ... Invalid argument" or "Session Ended by Server" Viewing Dashboards in Internet Explorer

Published: 16 Apr 2014
Last Modified Date: 12 Aug 2016

Issue

When you try to view a dashboard in Internet Explorer 8, the following errors might occur:
 
Unexpected Error
An unexpected error occurred. If you continue to receive this error please contact your Tableau Server Administrator.
Invalid argument
 
Or:

Session Ended by Server
An unexpected error occurred. If you continue to receive this error please contact your Tableau Server Administrator.
Would you like to reset the view?


 

Environment

  • Tableau Server 8.0 and 8.1
  • Internet Explorer 8

Resolution

Decrease the number of vizql processes to two. For more information, see Reconfigure Processes.

Cause

The computer running Tableau Server is running out of system resources.
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