How To Fix SAML2053 - Entity &1 in client &3 is not a member of affiliation &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 053

• Message text: Entity &1 in client &3 is not a member of affiliation &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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Smart SAP Assistant

• What is the cause and solution for SAP error message SAML2053 - Entity &1 in client &3 is not a member of affiliation &2 ?

  The SAP error message SAML2053 indicates that there is an issue with the configuration of the Security Assertion Markup Language (SAML) settings, specifically related to the entity and its affiliation. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause:
  The error message "SAML2053 Entity &1 in client &3 is not a member of affiliation &2" typically arises when:
  
  Entity Configuration: The entity (identified by &1) is not correctly configured to be part of the specified affiliation (identified by &2) in the specified client (identified by &3).
  Affiliation Mismatch: The entity is expected to be part of a certain affiliation but is not included in the configuration.
  SAML Configuration Issues: There may be issues with the SAML configuration settings, such as incorrect entity IDs or affiliation settings.
  
  Solution:
  To resolve the SAML2053 error, you can follow these steps:
  
  
  Check Entity Configuration:
  
  Go to the SAML configuration settings in your SAP system.
  Verify that the entity ID (represented by &1) is correctly defined and matches the expected configuration.
  
  
  
  Verify Affiliation Settings:
  
  Check the affiliation settings in the SAML configuration.
  Ensure that the entity is included in the correct affiliation (represented by &2).
  If the entity is not part of the affiliation, you may need to add it.
  
  
  
  Client Configuration:
  
  Ensure that you are working in the correct client (represented by &3).
  Check if the SAML settings are client-specific and ensure that the configuration is consistent across clients if necessary.
  
  
  
  Review Documentation:
  
  Consult the SAP documentation for SAML configuration to ensure that all settings are correctly applied.
  Look for any specific notes or guidelines related to your version of SAP.
  
  
  
  Testing:
  
  After making changes, test the SAML authentication process to ensure that the error is resolved.
  
  
  
  Consult SAP Support:
  
  If the issue persists after checking the configurations, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  SAML: SAML is an XML-based framework for exchanging authentication and authorization data between parties, particularly between an identity provider and a service provider.
  Affiliations: In the context of SAML, affiliations are used to group entities that share certain characteristics or configurations.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on SAML configuration.
  
  By following these steps, you should be able to identify and resolve the cause of the SAML2053 error in your SAP system.