How To Fix OQ_C221 - Generic variables must be the same for source and target parameters.

OQ_C221 - Overview

• Message type: E = Error

• Message class: OQ_C - IS-Oil SSR : Message pool Fuels

• Message number: 221

• Message text: Generic variables must be the same for source and target parameters.

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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Smart SAP Assistant

• What is the cause and solution for SAP error message OQ_C221 - Generic variables must be the same for source and target parameters. ?

  The SAP error message OQ_C221, which states "Generic variables must be the same for source and target parameters," typically occurs in the context of SAP's data transfer processes, particularly when dealing with data extraction or transformation in SAP BW (Business Warehouse) or similar environments.
  
  Cause:
  This error arises when there is a mismatch between the generic variables used in the source and target parameters of a data transfer process (DTP) or a query. Specifically, it indicates that the variables defined for the source data (e.g., in a query or InfoProvider) do not match those defined for the target data (e.g., in a DTP or data model). This can happen due to:
  
  Different Variable Names: The source and target may be using different variable names or types.
  Inconsistent Variable Definitions: The variables may have different definitions or characteristics (e.g., different data types, formats, or value ranges).
  Changes in Data Model: If there have been recent changes