How To Fix USMD1754 - Data model &1, entity type &2: Prefix to be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 754

• Message text: Data model &1, entity type &2: Prefix to be deleted

What causes this issue?

You want to delete the prefix for temporary keys for entity type &V2&.
Since the key assignment option <LS>Key Can Be Changed, Internal Key
Assignment Possible</> was selected in data modeling for this entity
type, a prefix is mandatory for this entity type.

System Response

The system does not delete the data.

How to fix this error?

Cancel the deletion.

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 USMD1754 - Data model &1, entity type &2: Prefix to be deleted ?

  The SAP error message USMD1754 typically occurs in the context of SAP Master Data Governance (MDG) when there is an issue related to the data model and entity types. This error indicates that there is a prefix that is supposed to be deleted but is still being referenced or is not properly handled in the system.
  Cause:
  
  Data Model Configuration: The error may arise due to incorrect configuration in the data model where a prefix is defined but not properly linked or is still in use.
  Entity Type References: The entity type may still have references to the prefix that is intended to be deleted, leading to inconsistencies.
  Data Consistency Issues: There may be existing data that still uses the prefix, which prevents its deletion.
  
  Solution:
  
  
  Check Data Model Configuration:
  
  Go to the data model configuration in the MDG application.
  Verify the settings for the entity type and ensure that the prefix is not being used or referenced elsewhere.
  
  
  
  Remove References:
  
  Identify any entity types or data elements that are still using the prefix.
  Update or remove these references to allow for the prefix to be deleted.
  
  
  
  Data Cleanup:
  
  If there is existing data that uses the prefix, consider cleaning up or migrating this data to ensure that it no longer references the prefix.
  This may involve data migration or transformation processes.
  
  
  
  Recheck Deletion Process:
  
  After ensuring that there are no references to the prefix, attempt to delete the prefix again.
  Monitor for any additional error messages that may provide further insight.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific version of MDG you are using for any known issues or additional steps that may be required.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific configuration and setup.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  MDG Documentation: Review the Master Data Governance documentation for best practices on managing data models and entity types.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the USMD1754 error and successfully manage your data model and entity types in SAP MDG.