How To Fix USMD6135 - Entity type &1, check table: Different number of key fields

USMD6135 - Overview

• Message type: E = Error

• Message class: USMD6 - Messages for Data Transfer

• Message number: 135

• Message text: Entity type &1, check table: Different number of key fields

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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USMD6135 - Details

• The SAP error message USMD6135 indicates that there is a mismatch in the number of key fields between the entity type you are working with and the corresponding check table. This error typically occurs in the context of SAP Master Data Governance (MDG) when you are trying to create or modify master data.
  
  Cause:
  The error arises when the system expects a certain number of key fields for an entity type, but the check table associated with that entity type has a different number of key fields. This can happen due to:
  
  
  Configuration Issues: The entity type might have been configured incorrectly, leading to a mismatch in the expected key fields.
  Changes in Data Model: If there have been recent changes to the data model or the underlying database tables, it could lead to inconsistencies.
  Custom Development: If there are custom developments or enhancements that affect the entity type or check table, they might not