How To Fix DMC_MD_INTERPRETER019 - Field &1 of structure &2 changed

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 019

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

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_MD_INTERPRETER019 - Field &1 of structure &2 changed ?

  The SAP error message DMC_MD_INTERPRETER019, which states "Field &1 of structure &2 changed," typically occurs in the context of data migration or data management processes, particularly when using the Data Migration Cockpit (DMC) or similar tools. This error indicates that a field in a data structure has been modified, which can lead to inconsistencies or issues during data processing.
  Cause:
  
  
  Field Modification: The most common cause of this error is that a field in the specified structure has been changed after the data migration template was created. This could happen if:
  
  The underlying data model has been altered (e.g., fields added, removed, or changed).
  There are discrepancies between the source and target systems regarding the structure of the data.
  
  
  
  Version Mismatch: If the data migration template is based on an older version of the data structure, and the structure has been updated in the system, this error may occur.
  
  
  Data Integrity Issues: If the data being migrated does not conform to the expected structure due to changes in the field definitions, this error can arise.
  
  
  Solution:
  
  
  Check Field Definitions: Review the field definitions in the structure mentioned in the error message. Ensure that the fields in the source data match the expected fields in the target structure.
  
  
  Update Migration Template: If the structure has changed, you may need to regenerate or update your data migration template to reflect the current structure of the target system.
  
  
  Data Validation: Validate the data being migrated to ensure it adheres to the new structure. This may involve cleaning or transforming the data to fit the updated schema.
  
  
  Consult Documentation: Refer to the SAP documentation or release notes for any changes made to the data model that could affect your migration process.
  
  
  Testing: Conduct thorough testing after making changes to ensure that the migration process works as expected without further errors.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on handling changes in data structures.
  Data Migration Cockpit (DMC): Familiarize yourself with the functionalities and limitations of the DMC, as it may provide additional tools or options for handling data migration issues.
  Change Management: Implement a change management process to track changes in data structures to prevent similar issues in future migrations.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.