How To Fix >2751 - Master data determination is not unique; specify your entries

SAP Error Message - Details

• Message type: E = Error

• Message class: >2 -

• Message number: 751

• Message text: Master data determination is not unique; specify your entries

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message >2751 - Master data determination is not unique; specify your entries ?

  The SAP error message 2751 ("Master data determination is not unique; specify your entries") typically occurs in the context of master data management, particularly when the system is unable to determine a unique master data record based on the criteria provided in the transaction or process you are executing. This can happen in various modules, such as Sales and Distribution (SD), Material Management (MM), or others where master data is involved.
  Cause:
  The error arises when:
  
  Ambiguous Data: There are multiple master data records that match the criteria you have entered, and the system cannot determine which one to use.
  Missing Specifications: Required fields or specifications that would help narrow down the search for the master data are not filled in.
  Configuration Issues: The configuration settings for master data determination may not be set up correctly, leading to ambiguity.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Your Entries: Check the entries you have made in the transaction. Ensure that you have provided all necessary information that could help the system identify the correct master data record.
  
  
  Specify Additional Criteria: If possible, add more specific criteria to your search. This could include additional fields or parameters that can help narrow down the results.
  
  
  Check Master Data: Review the existing master data records in the relevant module (e.g., customer master, vendor master, material master) to see if there are duplicates or if the records are set up correctly.
  
  
  Consult Configuration: If you have access to the configuration settings, check the settings related to master data determination. Ensure that the rules for determining master data are correctly defined and that there are no conflicting entries.
  
  
  Use Transaction Codes: Utilize relevant transaction codes (like SE11 for data dictionary, SE16 for table display) to investigate the underlying tables and see what records are causing the ambiguity.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting the SAP community for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to master data management in your specific SAP module.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for the specific module you are working with to understand how master data determination works and what fields are critical for unique identification.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.