How To Fix OAA_VENDOR026 - Multiple material records found for GTIN &1

SAP Error Message - Details

• Message type: E = Error

• Message class: OAA_VENDOR - Message Class for Vendor Integration

• Message number: 026

• Message text: Multiple material records found for GTIN &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OAA_VENDOR026 - Multiple material records found for GTIN &1 ?

  The SAP error message OAA_VENDOR026 indicates that there are multiple material records associated with a Global Trade Item Number (GTIN) in the system. This can occur in scenarios where the GTIN is not uniquely mapped to a single material, leading to confusion in processing transactions related to that GTIN.
  Cause:
  
  Duplicate GTIN Entries: There may be multiple materials in the system that share the same GTIN, which violates the uniqueness requirement for GTINs.
  Incorrect Data Maintenance: During data entry or maintenance, GTINs may have been incorrectly assigned to multiple materials.
  Data Migration Issues: If data was migrated from another system, it’s possible that duplicates were introduced during the migration process.
  
  Solution:
  
  Identify Duplicates: Use transaction codes like SE16 or SE11 to query the relevant database tables (e.g., MARA, MARC, or similar) to identify all materials associated with the problematic GTIN.
  Data Cleanup: Once duplicates are identified, you will need to determine which records are valid and which should be removed or corrected. This may involve:
  
  Merging materials if they represent the same product.
  Correcting GTIN assignments to ensure each GTIN is unique to a single material.
  
  
  Update Master Data: After cleaning up the duplicates, ensure that the master data is updated correctly in the system to reflect the changes.
  Implement Data Governance: To prevent future occurrences, establish data governance practices that include regular audits of GTIN assignments and data entry protocols.
  
  Related Information:
  
  GTIN: The Global Trade Item Number is a unique identifier for products, used globally to facilitate trade and inventory management.
  Material Master: In SAP, the material master is a central repository of information about materials, including their GTINs.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), MM02 (Change Material), and MM01 (Create Material) for managing material data.
  SAP Notes: Check SAP Notes and Knowledge Base Articles for any specific patches or updates related to this error message.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further troubleshooting.