How To Fix UGMD128 - Definition of characteristic &1 has changed

UGMD128 - Overview

• Message type: E = Error

• Message class: UGMD - FIN Master Data: Messages

• Message number: 128

• Message text: Definition of characteristic &1 has changed

What causes this issue?

The definition of characteristic &v1& or its associated InfoObject in a
connected BW system has changed. Part of the generated data structures
no longer match the changed definition of this characteristic. Therefore
, a regeneration of the data structures has become necessary.

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?

Regenerate the data structures.

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 UGMD128 - Definition of characteristic &1 has changed ?

  The SAP error message UGMD128, which states "Definition of characteristic &1 has changed," typically occurs in the context of SAP's Business Warehouse (BW) or when working with characteristics in the context of SAP's data modeling tools. This error indicates that the definition of a characteristic (e.g., a field or attribute used in reporting or data analysis) has been modified after it was initially defined or used in a query, report, or data model.
  
  Cause:
  
  Change in Characteristic Definition: The characteristic in question has been altered, which could include changes to its data type, length, or other properties.
  Inconsistent Data Model: If the characteristic is part of a data model or InfoObject that has been modified, it can lead to inconsistencies in reports or queries that rely on that characteristic.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), and the target system has not been updated accordingly,