How To Fix SAML2019 - Element '&1' is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 019

• Message text: Element '&1' is not supported

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SAML2019 - Element '&1' is not supported ?

  The SAP error message SAML2019, which states "Element '&1' is not supported," typically occurs in the context of SAP's Single Sign-On (SSO) configuration, particularly when dealing with SAML (Security Assertion Markup Language) assertions. This error indicates that a specific element in the SAML assertion is not recognized or supported by the SAP system.
  Causes:
  
  Unsupported SAML Version: The SAML assertion may be using a version or profile that is not supported by the SAP system.
  Invalid or Unsupported Attributes: The SAML assertion may contain attributes or elements that are not recognized by the SAP application.
  Configuration Issues: There may be misconfigurations in the SAML setup, such as incorrect metadata or endpoint URLs.
  Incompatible Identity Provider (IdP): The IdP may be sending SAML assertions that include elements not supported by the SAP system.
  
  Solutions:
  
  Check SAML Version: Ensure that the SAML version used in the assertion is compatible with the SAP system. SAP typically supports SAML 2.0.
  Review SAML Assertion: Analyze the SAML assertion being sent from the IdP. Look for unsupported elements or attributes and modify the IdP configuration to send only supported elements.
  Update SAP Configuration: Ensure that the SAP system is correctly configured to accept the SAML assertions. This includes checking the SAML configuration settings in the SAP system.
  Consult Documentation: Refer to SAP documentation for the specific version you are using to identify supported SAML elements and attributes.
  Test with Different IdP: If possible, test the SSO configuration with a different IdP to determine if the issue is specific to the current IdP's SAML assertions.
  Log Analysis: Enable detailed logging for SAML transactions in SAP to gather more information about the error and identify the unsupported element.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide updates and patches.
  SAML Configuration Guide: Review the SAP SSO configuration guide for detailed steps on setting up SAML and troubleshooting common issues.
  Community Forums: Engage with SAP community forums or support channels for additional insights and shared experiences from other users facing similar issues.
  
  By following these steps, you should be able to identify the cause of the SAML2019 error and implement a solution to resolve it.