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Error "ORA-01843 not a valid month" After Running a Tableau Prep Builder Flow


Published: 12 Jun 2019
Last Modified Date: 14 Jun 2019

Issue

When attempting to run a Flow with a date the following error might occur

ORA-01843 "not a valid month"

Environment

  • Tableau Prep 2019.1.4
  • Windows 7
  • Oracle

Resolution

Look for the date in the flow structure and ensure their is a date string in place of where the flow exists. It may show as "null" or have a date that is incorrect.

Cause

The date is in the incorrect format to read in the flow.
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