Tableau Online site admin unable to open a workbook connected to a published excel data source due to error LayeredProtocol::LayeredProtocol: Missing attribute

Published: 29 Oct 2020
Last Modified Date: 26 May 2021


Error unable to proceed because of an error from the data source when opening a workbook in Tableau Online


  • Tableau Online 2020.3.2
  • Windows 10


To solve the issue follow the steps below:
  • Add a new site admin user to Tableau Online
  • Using the new site admin user transfer the content from the affected user to the newly created site admin user
  • Delete the affected user from Tableau Online
  • Request to the affected user to login to Tableau Online ( Invalid username/password error message should be displayed)
  • Add the affected user again to Tableau Online
  • Request the affected user to open the Tableau Online invitation email and click in sign in
  • In Tableau Online try to open the content and the error message should not be seen.
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