How To Fix SAML2102 - Signing certificate of the SOAP message is not trusted

SAML2102 - Overview

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 102

• Message text: Signing certificate of the SOAP message is not trusted

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 SAML2102 - Signing certificate of the SOAP message is not trusted ?

  The SAP error message SAML2102 indicates that the signing certificate of the SOAP message is not trusted. This typically occurs in scenarios involving SAML (Security Assertion Markup Language) authentication, where a SOAP message is signed with a certificate that the SAP system does not recognize as valid or trusted.
  Cause
  The error can be caused by several factors:
  
  Untrusted Certificate: The signing certificate used in the SOAP message is not present in the trusted certificate store of the SAP system.
  Expired Certificate: The certificate may have expired, making it invalid for use.
  Incorrect Configuration: The configuration for the SAML or SOAP service may not be set up correctly, leading to trust issues.
  Certificate Chain Issues: If the signing certificate is part of a chain, intermediate certificates may not be trusted or installed.
  
  Solution
  To resolve the SAML2102 error, follow these steps:
  
  
  Import the Signing Certificate:
  
  Obtain the signing certificate from the service provider (the entity sending the SOAP message).
  Import the