How To Fix USMD1752 - Data model &1, entity type &2: Prefix is invalid

USMD1752 - Overview

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 752

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

What causes this issue?

Prefixes for temporary keys must fulfill the following conditions:
They are not allowed to be blank.
They are not allowed to begin with a space.
For entity types that have solely internal key assignment, the prefix is
not allowed to be numeric.
For entity types that have internal key assignment, the prefix must not
contain any of the following characters:
%
*
?
'

System Response

The system does not save the data.

How to fix this error?

Change the prefix.

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 USMD1752 - Data model &1, entity type &2: Prefix is invalid ?

  The SAP error message USMD1752 typically occurs in the context of SAP Master Data Governance (MDG) when there is an issue with the data model configuration, specifically related to the prefix used for entity types. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  
  Cause:
  
  
  Invalid Prefix: The error indicates that the prefix defined for the entity type in the data model is not valid. This could be due to:
  
  The prefix not adhering to naming conventions.
  The prefix being used inappropriately or being reserved for other purposes.
  A mismatch between the expected prefix and what is defined in the system.
  
  
  
  
  Configuration Issues: There may be issues in the configuration of the data model or entity types, such as incorrect settings in the data model definition.
  
  
  
  Solution:
  
  
  Check Prefix Configuration:
  
  Go to the data model configuration in the SAP MDG application.
  Verify the prefix defined for the entity type in question. Ensure that it follows