How To Fix RMSA_MSCHNG000 - Incorrect parameter structure; referenced DDIC structure is &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RMSA_MSCHNG - Mass Change

• Message number: 000

• Message text: Incorrect parameter structure; referenced DDIC structure is &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RMSA_MSCHNG000 - Incorrect parameter structure; referenced DDIC structure is &1 ?

  The SAP error message RMSA_MSCHNG000, which states "Incorrect parameter structure; referenced DDIC structure is &1," typically occurs in the context of data transfer or data mapping processes, particularly when working with the SAP Data Transfer Workbench or similar tools. This error indicates that there is a mismatch or an issue with the structure of the data being processed compared to the expected Data Dictionary (DDIC) structure.
  Cause:
  
  Mismatch in Data Structure: The data structure being used does not match the expected structure defined in the Data Dictionary (DDIC). This could be due to changes in the data model or incorrect mapping.
  Incorrect Field Types: The fields in the data structure may have incorrect data types or lengths that do not align with the DDIC definition.
  Missing Fields: Required fields in the DDIC structure may be missing from the data being processed.
  Versioning Issues: If there have been recent changes to the DDIC structure (e.g., new fields added, fields removed, or types changed), the data transfer process may not be updated to reflect these changes.
  
  Solution:
  
  Check Data Structure: Verify the data structure being used against the DDIC structure. Ensure that all fields are present and correctly defined.
  Update Mapping: If you are using a mapping tool, ensure that the mapping is correctly set up to match the DDIC structure.
  Field Types and Lengths: Ensure that the data types and lengths of the fields in your data match those defined in the DDIC.
  Consult Documentation: Review any recent changes to the DDIC structure and update your data accordingly.
  Testing: After making adjustments, test the data transfer process again to ensure that the error is resolved.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary) to view and analyze the DDIC structure.
  Debugging: If you have access to debugging tools, you can trace the data flow to identify where the mismatch occurs.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Consider searching or posting in SAP community forums for additional insights or similar experiences from other users.
  
  By following these steps, you should be able to identify and resolve the cause of the RMSA_MSCHNG000 error in your SAP environment.