How To Fix DMC_MD_XSD002 - Invalid field: Addition of field &1 failed for BO &2 and structure &3

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_MD_XSD - XSD messages

• Message number: 002

• Message text: Invalid field: Addition of field &1 failed for BO &2 and structure &3

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_MD_XSD002 - Invalid field: Addition of field &1 failed for BO &2 and structure &3 ?

  The SAP error message DMC_MD_XSD002 indicates that there is an issue with the addition of a field in a Business Object (BO) or structure. This error typically arises in the context of Data Migration Cockpit (DMC) or when working with data models in SAP systems.
  Cause:
  The error can be caused by several factors, including:
  
  Field Definition Issues: The field you are trying to add may not be defined correctly in the data model or may not exist in the source or target system.
  Data Type Mismatch: There may be a mismatch between the data types of the field being added and the existing fields in the structure or BO.
  Incompatibility with Existing Structures: The field may not be compatible with the existing structure of the Business Object or may violate constraints (like uniqueness or mandatory fields).
  Configuration Errors: There may be configuration issues in the Data Migration Cockpit or the underlying data model that prevent the addition of the field.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Field Definition: Verify that the field you are trying to add is correctly defined in the data model. Ensure that it exists in the source and target systems.
  Validate Data Types: Ensure that the data types of the field being added match the expected data types in the structure or BO. If there is a mismatch, adjust the data type accordingly.
  Review Constraints: Check for any constraints that may be violated by adding the new field. Ensure that the new field adheres to any existing rules or constraints in the structure.
  Update Configuration: If you are using the Data Migration Cockpit, review the configuration settings to ensure that they are set up correctly for the data model you are working with.
  Consult Documentation: Refer to SAP documentation or notes related to the Data Migration Cockpit and the specific Business Object you are working with for any additional guidance or known issues.
  Testing: After making the necessary adjustments, test the addition of the field again to see if the error persists.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Data Migration Cockpit Documentation: Review the official SAP documentation for the Data Migration Cockpit for best practices and guidelines on working with Business Objects and data models.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.