How To Fix USMD6023 - Key field &1 missing in transfer structure for download or upload

USMD6023 - Overview

• Message type: E = Error

• Message class: USMD6 - Messages for Data Transfer

• Message number: 023

• Message text: Key field &1 missing in transfer structure for download or upload

What causes this issue?

Before you can execute the upload or download, you need to copy all key
fields of the entity type into the transfer structure.

System Response

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

How to fix this error?

Check the field selection for the transfer structure.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message USMD6023 - Key field &1 missing in transfer structure for download or upload ?

  The SAP error message USMD6023 indicates that a key field is missing in the transfer structure during a data upload or download process, particularly in the context of SAP Master Data Governance (MDG). This error typically arises when the system expects a certain key field to be present in the data structure but it is not found.
  
  Cause:
  
  Missing Key Field: The key field that is required for the data transfer is not included in the transfer structure. This could be due to a misconfiguration or an oversight in the data mapping.
  Incorrect Data Model: The data model being used for the upload/download may not align with the expected structure in the MDG configuration.
  Customizations: If there are custom fields or modifications in the data model, they may not be properly reflected in the transfer structure.
  
  
  Solution:
  
  Check Transfer Structure: Review the transfer structure being used for the upload/download process. Ensure that all required key fields