How To Fix USMD1751 - Data model &1, entity type &2: Prefix is irrelevant

USMD1751 - Overview

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 751

• Message text: Data model &1, entity type &2: Prefix is irrelevant

What causes this issue?

Prefixes for entity types are beneficial only if one of the following
values for the <DS:DE.USMD_KEY_HANDLING>key assignment</> was selected
in data modeling:
<LB>Internal Key Assignment</>
<LB>Key Can Be Changed; Internal Key Assignment Possible</>

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?

Either delete the entry or adjust the settings of the entity type in
data modeling.

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 USMD1751 - Data model &1, entity type &2: Prefix is irrelevant ?

  The SAP error message USMD1751 typically occurs in the context of SAP Master Data Governance (MDG) when there is an issue with the data model configuration, specifically related to entity types and their prefixes. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  
  Cause:
  The error message "USMD1751 Data model &1, entity type &2: Prefix is irrelevant" indicates that there is a mismatch or an issue with the prefix configuration for the specified entity type in the data model. This can happen due to several reasons:
  
  Incorrect Prefix Configuration: The prefix defined for the entity type may not be relevant or correctly set up in the data model.
  Data Model Inconsistency: There may be inconsistencies in the data model configuration, such as missing or incorrect entries.
  Entity Type Definition Issues: The entity type may not be properly defined or may have been modified incorrectly.
  
  
  Solution:
  To resolve the USMD1751 error, you can