How To Fix USMD_MASS_LOAD020 - Key mapping for COA &1 and account &2 inconsistent

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD_MASS_LOAD - Messages for MDG mass load

• Message number: 020

• Message text: Key mapping for COA &1 and account &2 inconsistent

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message USMD_MASS_LOAD020 - Key mapping for COA &1 and account &2 inconsistent ?

  The SAP error message USMD_MASS_LOAD020 indicates that there is an inconsistency in the key mapping for the Chart of Accounts (COA) and the account specified in the error message. This typically occurs during mass data uploads or migrations when the system is unable to find a valid mapping for the specified account in the Chart of Accounts.
  Cause:
  
  Missing Mapping: The account specified in the error message does not have a corresponding entry in the Chart of Accounts mapping table.
  Incorrect Mapping: The mapping between the source and target Chart of Accounts may be incorrect or not properly defined.
  Data Integrity Issues: There may be issues with the data being uploaded, such as typos or incorrect account numbers.
  Configuration Issues: The configuration settings for the mapping of accounts may not be set up correctly in the system.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the relevant transaction or configuration area where the Chart of Accounts mapping is defined (e.g., transaction code OBY6 for defining the mapping).
  Ensure that the account specified in the error message is correctly mapped to the appropriate account in the target Chart of Accounts.
  
  
  
  Verify Account Existence:
  
  Check if the account mentioned in the error message exists in the target Chart of Accounts.
  If it does not exist, you may need to create it or adjust the mapping accordingly.
  
  
  
  Data Validation:
  
  Review the data being uploaded for any inconsistencies or errors.
  Ensure that the account numbers and COA codes are correctly formatted and match the expected values.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on mass data uploads and account mapping.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test upload with a small set of data to ensure that the issue is resolved before proceeding with a full upload.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OBY6 (for mapping COA) and USMD_MASS_LOAD (for mass data load).
  SAP Notes: Check for any SAP Notes related to mass data uploads and account mapping that may provide additional insights or solutions.
  Documentation: Review SAP Help Portal for detailed documentation on the mass data load process and account mapping configurations.
  
  By following these steps, you should be able to identify and resolve the inconsistency causing the error message USMD_MASS_LOAD020.