How To Fix RSAOLTP434 - Field name &2 for DataSource &1 is duplicated

RSAOLTP434 - Overview

• Message type: E = Error

• Message class: RSAOLTP - Notifications in OLTP Source Environment

• Message number: 434

• Message text: Field name &2 for DataSource &1 is duplicated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAOLTP434 - Field name &2 for DataSource &1 is duplicated ?

  The SAP error message RSAOLTP434 indicates that there is a duplication of field names in the DataSource you are working with. This typically occurs when you are trying to create or modify a DataSource in SAP BW (Business Warehouse) and there are multiple fields with the same name defined in the structure of the DataSource.
  
  Cause:
  
  Duplicate Field Names: The most common cause of this error is that the DataSource definition includes multiple fields with the same name. This can happen if you are using a custom DataSource or if there are changes made to the underlying structure of the source system.
  Incorrect Mapping: If you are mapping fields from the source system to the DataSource and accidentally map the same field multiple times, this can lead to duplication.
  Changes in Source System: If the source system has been modified (e.g., new fields added or existing fields renamed), it may lead to conflicts in