How To Fix USMD1B102 - Data model changes have made parts of the change document irrelevant

USMD1B102 - Overview

• Message type: E = Error

• Message class: USMD1B - Meldungen: MDF Anschluss

• Message number: 102

• Message text: Data model changes have made parts of the change document irrelevant

What causes this issue?

Changes to hierarchies have been recorded in the change document.
However, one of the node types of these hierarchies has since been
removed from the data model.

System Response

The changes to the node types that no longer exist are not displayed.

How to fix this error?

If these changes are important for your analysis, you must temporarily
include the node type in the data model again.

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 USMD1B102 - Data model changes have made parts of the change document irrelevant ?

  The SAP error message USMD1B102 indicates that there are changes in the data model that have rendered certain parts of a change document irrelevant. This typically occurs in the context of SAP Master Data Governance (MDG) when changes to the data model (like adding or removing fields, changing data types, etc.) affect the validity of existing change documents.
  
  Cause:
  
  Data Model Changes: The primary cause of this error is that the underlying data model has been modified after the change document was created. This could include changes to the structure of the master data, such as adding or removing attributes or changing the relationships between entities.
  Inconsistent State: The change document may reference fields or structures that no longer exist or have been altered, leading to inconsistencies.
  
  
  Solution:
  
  Review Data Model Changes: Check the recent changes made to the data model. Identify what specific changes have been made that could affect the change document.
  Recreate Change