How To Fix SAML2080 - Authentication failed: Wrong input parameter

SAML2080 - Overview

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 080

• Message text: Authentication failed: Wrong input parameter

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 SAML2080 - Authentication failed: Wrong input parameter ?

  The SAP error message SAML2080: Authentication failed: Wrong input parameter typically occurs in the context of Single Sign-On (SSO) when using SAML (Security Assertion Markup Language) for authentication. This error indicates that there is an issue with the parameters being sent during the authentication process.
  Causes:
  
  Incorrect Configuration: The SAML configuration in the Identity Provider (IdP) or Service Provider (SP) may be incorrect. This includes issues with the SAML assertion, certificates, or metadata.
  Invalid Credentials: The user may be providing incorrect credentials or the credentials may not be recognized by the IdP.
  Parameter Mismatch: The parameters sent in the SAML request may not match what the IdP expects. This could include missing or malformed attributes.
  Expired or Invalid Tokens: If the SAML assertion or token has expired or is invalid, authentication will fail.
  Network Issues: Connectivity issues between the SAP system and the IdP can also lead to authentication failures.
  
  Solutions:
  
  Check Configuration: Review the SAML configuration settings