How To Fix SAML2040 - Holder-of-key certificate not found

SAML2040 - Overview

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 040

• Message text: Holder-of-key certificate not found

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 SAML2040 - Holder-of-key certificate not found ?

  The SAP error message SAML2040: Holder-of-key certificate not found typically occurs in the context of Single Sign-On (SSO) configurations using SAML (Security Assertion Markup Language). This error indicates that the system is unable to find the required holder-of-key (HoK) certificate, which is necessary for validating the SAML assertions.
  
  Cause:
  
  Missing Certificate: The HoK certificate that is supposed to be used for validating the SAML assertion is not present in the SAP system.
  Incorrect Configuration: The configuration settings for the SAML service provider (SP) or identity provider (IdP) may be incorrect, leading to the system not being able to locate the certificate.
  Expired Certificate: The certificate may have expired, and the system is unable to validate the SAML assertion.
  Certificate Not Imported: The certificate may not have been imported into the SAP system's trust store.
  
  
  Solution:
  
  
  Import the Certificate:
  
  Ensure that the HoK certificate is available and import it into the SAP system. This can typically be done using