How To Fix RSDMD205 - Check for dupicated entries in X table &1

RSDMD205 - Overview

• Message type: E = Error

• Message class: RSDMD - Messages for master data

• Message number: 205

• Message text: Check for dupicated entries in X table &1

Self-Explanatory Message

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RSDMD205 - Details

• The SAP error message RSDMD205 indicates that there are duplicate entries in the specified table (denoted by &1) in the context of the Data Warehousing component of SAP BW (Business Warehouse). This error typically arises during the activation of InfoObjects, InfoProviders, or when loading data into the Data Warehouse.
  
  Cause:
  The error is caused by the presence of duplicate entries in the specified table. This can happen due to various reasons, such as:
  
  Incorrect data modeling or design.
  Data loading issues where the same data is loaded multiple times.
  Manual entries that inadvertently create duplicates.
  Issues with the data source or transformation logic that lead to duplicate records.
  
  
  Solution:
  To resolve the RSDMD205 error, you can follow these steps:
  
  
  Identify the Duplicate Entries:
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the contents of the specified table.
  Execute a SQL query to find duplicates. For example:SELECT field1, field2, COUNT(*)
  FROM <table_name>
  GROUP BY field1, field2
  HAVING COUNT(*) > 1
  
  Replace