KNOWLEDGE BASE

'Reconnect to [data source]' Prompts Continually When Opening Published Workbook Using LOD with Mathematical Operator


Published: 05 Jun 2018
Last Modified Date: 07 Jun 2018

Issue

When opening a workbook, which is based on a file-based data source (for example, a live or extract-based Excel connection) and uses a formula-based Top-N filter, with both an LOD and a math operator (example "SUM([Sales])/sum({sum([Sales])})"), in Tableau Desktop 10.4 and later, then publishing to a 10.3 or earlier Tableau Server, the following unexpected error messages display consistently: 
 
"Reconnect to data source

Environment

  • Tableau Desktop 10.4 and later
  • Tableau Server 10.3 and earlier

Cause

This behavior is related to a known issue (ID 778439), which is currently under investigation.
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