How To Fix RSDMD191 - &1 : Data record &2 ('&3') : Duplicate data record

RSDMD191 - Overview

• Message type: E = Error

• Message class: RSDMD - Messages for master data

• Message number: 191

• Message text: &1 : Data record &2 ('&3') : Duplicate data record

What causes this issue?

There are duplicates of the data record &2& with the key '&3&' for
characteristic &1&.

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?

If this message appears during a data load, maintain the attribute in
the PSA maintenance screens. If this message appears in the master data
maintenance screens, leave the transaction and call it again. This
allows you to maintain your master data.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

RSDMD191 - Details

• The SAP error message RSDMD191 indicates that there is a duplicate data record in the data source or InfoObject you are trying to load or process. This error typically occurs during data extraction, transformation, or loading (ETL) processes in SAP BW (Business Warehouse) or SAP BI (Business Intelligence).
  
  Cause:
  The error is caused by the presence of duplicate entries in the data source for the specified InfoObject. This can happen due to various reasons, such as:
  
  Incorrect data extraction logic that pulls in the same records multiple times.
  Data quality issues in the source system leading to duplicate records.
  Misconfiguration in the data model or InfoObject settings that does not handle duplicates properly.
  
  
  Solution:
  To resolve the RSDMD191 error, you can take the following steps:
  
  
  Identify Duplicates:
  
  Check the data source or the underlying database table for duplicate records. You can use SQL queries or data profiling tools to identify duplicates based on the key fields of the InfoObject.
  
  
  
  Data