How To Fix /MOC/CONFIG177 - An existing partner role has already been defined as the default role

SAP Error Message - Details

• Message type: E = Error

• Message class: /MOC/CONFIG -

• Message number: 177

• Message text: An existing partner role has already been defined as the default role

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /MOC/CONFIG177 - An existing partner role has already been defined as the default role ?

  The SAP error message /MOC/CONFIG177 indicates that there is an issue with partner roles in the configuration of a business partner in the SAP system. Specifically, it means that an existing partner role has already been defined as the default role, and you are trying to set another role as the default, which is not allowed.
  Cause:
  
  Duplicate Default Role: The error occurs when you attempt to assign a new partner role as the default role while another role is already set as the default for the same business partner.
  Configuration Issue: There may be a misconfiguration in the partner role settings within the SAP system.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Partner Roles:
  
  Go to the transaction code BP (Business Partner) in SAP.
  Find the business partner in question and check the assigned partner roles.
  Identify which role is currently set as the default.
  
  
  
  Change Default Role:
  
  If you want to change the default role, you need to first remove the default designation from the existing role.
  Select the role that is currently set as default and change its status to non-default.
  After that, you can set the desired partner role as the new default.
  
  
  
  Review Configuration:
  
  If you are unsure about the configuration, you may need to review the settings in the customizing transaction (SPRO).
  Navigate to Cross-Application Components > Master Data > Business Partner > Business Partner Roles to check the configuration of partner roles.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for more detailed instructions on managing partner roles and their configurations.
  
  
  
  Testing:
  
  After making the changes, test the configuration by trying to perform the action that previously resulted in the error.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  BP - Business Partner Maintenance
  SPRO - Customizing Implementation Guide
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to partner roles in the system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in business partner configurations.