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SAML Error - spring23 SAML changes in Salesforce may be causing the users not to login


Published: 13 Jan 2023
Last Modified Date: 18 Jan 2023

Issue

Tableau Staging environment is experiencing the following error message:

“spring23 SAML changes in Salesforce may be causing the users not to login to tableau from Salesforce. Custom attribute TableauUsername is used to pass the user name and Tableau indicates invalid username”

Environment

  • Tableau Server 2022.1.9
  • Windows Server 2016

Resolution

Re-Exchange the Metadata Files between Tableau and IdP. Please refer to the Online help here.

Cause

Problem with SAML Assertion Signature

Additional Information

  • Vizportal log:
    • Saml2AuthenticationException: An error occurred while validating the assertion: Signature of Assertion '*****************************' from Issuer '<customer IdP>' was not valid
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