How To Fix DMC_MD_INTERPRETER020 - Field &1 of structure &2 deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_MD_INTERPRETER - Message of MWB Meta Data Interpreter

• Message number: 020

• Message text: Field &1 of structure &2 deleted

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 DMC_MD_INTERPRETER020 - Field &1 of structure &2 deleted ?

  The SAP error message DMC_MD_INTERPRETER020 indicates that a specific field in a structure has been deleted, which can occur during data migration or when working with data models in SAP Data Management or SAP S/4HANA environments. This error typically arises in the context of data migration projects, especially when using tools like SAP Data Migration Cockpit (DMC) or SAP S/4HANA Migration Cockpit.
  Cause:
  
  Field Deletion: The field referenced in the error message has been removed from the data structure in the target system. This can happen due to changes in the data model, such as updates to the underlying database schema or changes in the business logic.
  Mapping Issues: If the data mapping configuration is not updated to reflect the changes in the data structure, it can lead to this error.
  Version Mismatch: The source and target systems may be on different versions, leading to discrepancies in the data structures.
  
  Solution:
  
  Check Data Structure: Verify the structure of the target system to confirm that the field has indeed been deleted. You can do this by checking the relevant data model or table definitions in the target system.
  Update Mapping: If the field is no longer needed, update the mapping configuration in the migration tool to exclude this field. If the field is still required, you may need to adjust the data model in the target system to include it.
  Consult Documentation: Review the migration documentation or release notes for any changes in the data model that may have led to the deletion of the field.
  Data Migration Cockpit Configuration: If you are using the Data Migration Cockpit, ensure that the migration template is correctly configured and that all necessary fields are included.
  Testing: After making the necessary adjustments, perform a test migration to ensure that the error is resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any known issues or patches that may address the problem.
  Data Migration Cockpit Documentation: Review the official SAP documentation for the Data Migration Cockpit for guidance on handling data structures and mapping.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the DMC_MD_INTERPRETER020 error and successfully complete your data migration process.