How To Fix B2059 - Not uniquely defined BAPIs in the distribution model.

SAP Error Message - Details

• Message type: E = Error

• Message class: B2 - ALE Basis tools messages

• Message number: 059

• Message text: Not uniquely defined BAPIs in the distribution model.

Self-Explanatory Message

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• What is the cause and solution for SAP error message B2059 - Not uniquely defined BAPIs in the distribution model. ?

  The SAP error message B2059, which states "Not uniquely defined BAPIs in the distribution model," typically occurs in the context of using Business Application Programming Interfaces (BAPIs) within a distribution model in SAP. This error indicates that there are multiple BAPIs defined for the same operation in the distribution model, leading to ambiguity in the system regarding which BAPI to use.
  Cause:
  
  Multiple BAPIs Defined: The primary cause of this error is that there are multiple BAPIs defined for the same business operation in the distribution model. This can happen if different BAPIs are created for similar functionalities or if there are inconsistencies in the configuration.
  Incorrect Configuration: The distribution model may not be configured correctly, leading to overlapping definitions of BAPIs.
  Versioning Issues: If there are different versions of BAPIs that are not properly managed, it can lead to confusion in the system.
  
  Solution:
  
  Review Distribution Model: Check the distribution model configuration to identify the BAPIs that are causing the conflict. You can do this by navigating to the relevant transaction (e.g., BD64 for distribution model maintenance).
  Identify Duplicate BAPIs: Look for BAPIs that are defined for the same operation and determine which ones are necessary. You may need to consult with your functional team to understand the business requirements.
  Remove or Consolidate BAPIs: If you find duplicate BAPIs, you can either remove the unnecessary ones or consolidate them into a single BAPI that serves the required functionality.
  Adjust BAPI Definitions: If necessary, adjust the definitions of the BAPIs to ensure that they are uniquely defined for the operations they are intended to perform.
  Testing: After making changes, ensure to test the distribution model to confirm that the error is resolved and that the intended functionality works as expected.
  
  Related Information:
  
  Transaction Codes: 
  
  BD64: To maintain the distribution model.
  BAPI: To explore and manage BAPIs.
  
  
  Documentation: Refer to SAP Help documentation for detailed information on BAPIs and distribution models.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to BAPI definitions and distribution models.
  Consulting SAP Community: If the issue persists, consider reaching out to the SAP Community or SAP Support for further assistance.
  
  By following these steps, you should be able to resolve the B2059 error and ensure that your distribution model is correctly configured.