How To Fix SAML2123 - Error calling &1 transformation: &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 123

• Message text: Error calling &1 transformation: &2

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.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SAML2123 - Error calling &1 transformation: &2 ?

  The SAP error message SAML2123, which states "Error calling &1 transformation: &2," typically occurs in the context of SAP's Single Sign-On (SSO) or Security Assertion Markup Language (SAML) configurations. This error indicates that there was a problem when attempting to execute a specific transformation related to SAML assertions or configurations.
  Causes:
  
  Incorrect Transformation Configuration: The transformation specified in the error message may not be correctly configured or may not exist.
  Missing or Incorrect Parameters: The parameters required for the transformation may be missing or incorrectly specified.
  Issues with the SAML Assertion: The SAML assertion being processed may be malformed or not conforming to the expected schema.
  Authorization Issues: The user or service account executing the transformation may not have the necessary permissions.
  System Configuration Issues: There may be issues with the overall SSO or SAML configuration in the SAP system.
  
  Solutions:
  
  
  Check Transformation Configuration:
  
  Verify that the transformation specified in the error message exists and is correctly configured in the SAP system.
  Ensure that the transformation logic is correct and that it can handle the input it receives.
  
  
  
  Review Parameters:
  
  Check the parameters being passed to the transformation. Ensure that all required parameters are provided and are in the correct format.
  
  
  
  Validate SAML Assertion:
  
  Use tools to validate the SAML assertion being processed. Ensure that it adheres to the expected schema and contains all necessary information.
  
  
  
  Check User Permissions:
  
  Ensure that the user or service account executing the transformation has the necessary authorizations to perform the operation.
  
  
  
  Review System Configuration:
  
  Check the overall SSO and SAML configuration in the SAP system. Ensure that all components are correctly set up and that there are no misconfigurations.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes or documentation that may address this specific error. SAP frequently updates its knowledge base with solutions to common issues.
  
  
  
  Debugging:
  
  If you have access to the system, consider enabling debugging for the SAML processing to get more detailed information about what might be going wrong.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for SSO and SAML configurations for detailed guidance on setting up and troubleshooting these components.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Support: If the issue persists and you have a support contract, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the root cause of the SAML2123 error and implement a solution.