How To Fix DMC_AP001 - Semantic descriptor of field &1 (structure &2) has been removed

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_AP - MWB: AP specific messages

• Message number: 001

• Message text: Semantic descriptor of field &1 (structure &2) has been removed

What causes this issue?

The assignment of a semantic descriptor is removed during
synchronization when the Global Data Type of the field has changed or
when the following attributes differ between field and semantic
descriptor:
Data type
Code list

System Response

Semantic descriptor of field &v1& (structure &v2&) has been removed

How to fix this error?

Assign a new or a different semantic descriptor to field &v1& of
structure &v2&

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_AP001 - Semantic descriptor of field &1 (structure &2) has been removed ?

  The SAP error message DMC_AP001 indicates that the semantic descriptor of a field has been removed from a structure. This typically occurs in the context of data modeling or data integration processes, particularly when using SAP Data Management or SAP Data Intelligence.
  Cause:
  
  Field Removal: The field in question has been removed from the underlying data structure or model. This could happen due to changes in the data model, such as updates to the database schema or modifications in the data source.
  Versioning Issues: If there are version mismatches between the data model and the actual data source, it can lead to discrepancies where the system expects a field that no longer exists.
  Configuration Changes: Changes in the configuration of the data model or the data source can also lead to this error, especially if the semantic descriptors are not updated accordingly.
  
  Solution:
  
  Check Data Model: Review the data model or structure to ensure that the field in question is still present. If it has been removed intentionally, you may need to update your data model to reflect this change.
  Update Semantic Descriptors: If the field has been removed, you may need to update or remove any references to the semantic descriptor associated with that field in your data model.
  Recreate the Structure: If the structure has changed significantly, consider recreating the data structure or model to ensure that all fields and their semantic descriptors are correctly defined.
  Consult Documentation: Check the SAP documentation or release notes for any changes related to the data model or structures that may have affected the field in question.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights specific to your version or configuration.
  
  Related Information:
  
  Data Model Changes: Keep track of any changes made to the data model or structures in your SAP environment, as these can impact data integration processes.
  Version Control: Implement version control for your data models to help manage changes and avoid discrepancies.
  Testing: After making changes to the data model or structure, conduct thorough testing to ensure that all components are functioning as expected and that no errors are present.
  
  By following these steps, you should be able to resolve the DMC_AP001 error and ensure that your data model is correctly aligned with the underlying data structures.