How To Fix B1131 - Wrong partner type &

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 131

• Message text: Wrong partner type &

What causes this issue?

The message record of the message control contains a partner role with
a partner type &v1& that cannot be used here. Only the 'KU' and 'LI'
partner types are allowed.

System Response

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

How to fix this error?

Please use a partner role with an allowed partner type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1131 - Wrong partner type & ?

  The SAP error message B1131 ("Wrong partner type &") typically occurs in the context of business partner (BP) management or when dealing with partner functions in various SAP modules, such as Sales and Distribution (SD) or Customer Relationship Management (CRM). This error indicates that the system has encountered an unexpected or incorrect partner type in a transaction or configuration.
  Cause:
  
  Incorrect Partner Type: The partner type specified in the transaction does not match the expected partner type defined in the system. For example, if the system expects a customer but receives a vendor or another partner type.
  Configuration Issues: The partner determination procedure may not be set up correctly, leading to mismatches in expected partner types.
  Data Entry Errors: Manual entry errors when specifying partner types in transactions can lead to this error.
  Missing Partner Functions: The required partner functions may not be assigned to the business partner or may be incorrectly configured.
  
  Solution:
  
  Check Partner Type: Verify the partner type being used in the transaction. Ensure that it matches the expected partner type defined in the system.
  Review Configuration: 
  
  Go to the configuration settings for partner determination (e.g., in SPRO, navigate to Sales and Distribution > Basic Functions > Partner Determination).
  Ensure that the partner determination procedure is correctly set up and that the partner types are correctly assigned.
  
  
  Correct Data Entry: If the error is due to manual entry, correct the partner type in the transaction.
  Assign Missing Partner Functions: If the business partner is missing required partner functions, assign them appropriately in the business partner master data.
  Consult Documentation: Review SAP documentation or help resources for specific details related to the partner types and their configurations.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like BP (Business Partner) to manage business partner data or VD01 (Create Customer) to check customer-related configurations.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Testing: After making changes, test the transaction again to ensure that the error has been resolved.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to access and modify partner data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP community forums for further assistance.