How To Fix AO251 - Partner function &1 cannot be used - correct

SAP Error Message - Details

• Message type: E = Error

• Message class: AO - Appropriation requests - Master data / Customizing

• Message number: 251

• Message text: Partner function &1 cannot be used - correct

What causes this issue?

You want to use partner function &V1& as applicant, responsible person,
or approver.
These partner functions can be used in an approval workflow. Therefore,
you can only use partner functions for this purpose that can be used in
workflow. You can only use partner functions that are defined as mail
recipients, and that belong to one of these partner types:
'US' - User
'O ' - Organizational unit
'A ' - Work center
'S ' - Position

System Response

Partner function &V1& is not allowed.

How to fix this error?

Do one of the following:
Choose a different partner function.
Define a new partner function in the partner determination procedure
that meets the technical requirements.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AO251 - Partner function &1 cannot be used - correct ?

  The SAP error message AO251, which states "Partner function &1 cannot be used - correct," typically occurs in the context of partner functions in SAP, particularly in modules like Sales and Distribution (SD) or Customer Relationship Management (CRM). This error indicates that there is an issue with the configuration or assignment of partner functions for a specific business partner or transaction.
  Cause:
  
  Incorrect Partner Function Configuration: The partner function specified in the transaction may not be correctly configured in the system.
  Missing Partner Function Assignment: The partner function may not be assigned to the relevant business partner or may not be valid for the specific transaction type.
  Inconsistent Data: There may be inconsistencies in the data related to the partner functions, such as missing entries in the relevant tables.
  Authorization Issues: The user may not have the necessary authorizations to use the specified partner function.
  
  Solution:
  
  
  Check Partner Function Configuration:
  
  Go to the configuration settings for partner functions in the relevant module (e.g., SPRO > Sales and Distribution > Basic Functions > Partner Determination > Define Partner Functions).
  Ensure that the partner function in question is correctly defined and active.
  
  
  
  Verify Partner Function Assignment:
  
  Check the business partner master data to ensure that the partner function is assigned correctly.
  Use transaction codes like BP (Business Partner) to review the partner functions assigned to the business partner.
  
  
  
  Review Transaction Settings:
  
  Ensure that the partner function is valid for the specific transaction type you are working with (e.g., sales order, delivery, etc.).
  Check the relevant customizing settings for the transaction type to ensure that the partner function is included.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the partner function data to identify any missing or incorrect entries.
  Use transaction codes like SE16 to view the relevant tables (e.g., KNA1, KNVP) and verify the data.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access and use the specified partner function.
  Check the user roles and authorizations in transaction SU01.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on partner functions and their configuration.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  BP - Business Partner
  SE16 - Data Browser
  SU01 - User Maintenance
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to partner functions and error AO251.
  Community Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the root cause of the AO251 error and implement the necessary corrections.