How To Fix SUSR_CERT131 - Select only one explicit mapping

SUSR_CERT131 - Overview

• Message type: E = Error

• Message class: SUSR_CERT - User Certificates Administration

• Message number: 131

• Message text: Select only one explicit mapping

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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SUSR_CERT131 - Details

• The SAP error message SUSR_CERT131 indicates that there is an issue with the configuration of user mappings in the SAP system, specifically related to the use of multiple mappings for a single user. This error typically arises in the context of Single Sign-On (SSO) or when dealing with user authentication and authorization.
  
  Cause:
  The error occurs when the system detects that there are multiple explicit mappings defined for a user, which leads to ambiguity in determining which mapping to use. This can happen in scenarios where:
  
  There are multiple entries in the user mapping table for the same user.
  The configuration for user authentication is not set up correctly, leading to conflicting mappings.
  The system is trying to resolve a user identity but finds more than one valid mapping.
  
  
  Solution:
  To resolve the SUSR_CERT131 error, you can follow these steps:
  
  
  Check User Mappings:
  
  Go to the transaction code SU01 (User Maintenance) and check the user profile for the affected