KNOWLEDGE BASE
System Error: AqlProcessor evaluation failed: [SQLSTATE:08003] There is no connection to the server
Published: 27 Nov 2020
Last Modified Date: 10 Feb 2021
Issue
Upon web authoring Tableau Prep flow xxxxxxxxx
Excel Connection in Tableau Prep Web Authoring is unrecoverable after the error in the backend.
Environment
- Tableau Server 2020.4
- Tableau Prep Conductor
Resolution
Refresh the browser page or pressing F5
Cause
This is a known issue that is under investigation by Tableau development team.