How To Fix SAML899 - Internal error: &1 &2 &3 &4 (see long text)

SAML899 - Overview

• Message type: E = Error

• Message class: SAML - Messages for SAML

• Message number: 899

• Message text: Internal error: &1 &2 &3 &4 (see long text)

What causes this issue?

A program error occurred.

System Response

The current status of the program was not intended and therefore leads
to an error message.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Check if there is already a solution for this error in a SAP Note. Use
the search terms <(><<)>ZH>SAML899 <(>&<)>V1& <(>&<)>V2& <(>&<)>V3&
<(>&<)>V4<(>&<)><(><<)>/> to do this.
If the search does not produce any results, create a customer message,
specifying the error number <(><<)>ZH>SAML899<(><<)>/>.
Describe the circumstances that lead to this error as precisely as
possible.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SAML899 - Internal error: &1 &2 &3 &4 (see long text) ?

  The SAP error message SAML899 indicates an internal error related to the Security Assertion Markup Language (SAML) framework used for Single Sign-On (SSO) in SAP systems. This error typically arises during the authentication process when there is a problem with the SAML configuration or the communication between the Identity Provider (IdP) and the Service Provider (SP).
  Possible Causes:
  
  
  Configuration Issues: Incorrect settings in the SAML configuration, such as mismatched entity IDs, certificates, or endpoints.
  Network Issues: Problems with network connectivity between the SAP system and the IdP.
  Certificate Problems: Expired or invalid certificates used for signing or encrypting SAML assertions.
  Version Mismatch: Incompatibility between the SAML versions used by the IdP and the SP.
  Session Issues: Problems with session management or session timeouts.
  Internal Bugs: Potential bugs in the SAP system or the SAML implementation.
  
  Solutions:
  
  Check Configuration: Review the SAML configuration settings in the SAP system and ensure they match the IdP settings. Pay attention to entity IDs,