How To Fix RETAIL_ST_ODATA021 - Bar code &1 not recognized

RETAIL_ST_ODATA021 - Overview

• Message type: E = Error

• Message class: RETAIL_ST_ODATA - Messages for use in Fiori Retail Store Applications

• Message number: 021

• Message text: Bar code &1 not recognized

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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RETAIL_ST_ODATA021 - Details

• The SAP error message RETAIL_ST_ODATA021 indicating that "Bar code &1 not recognized" typically occurs in the context of retail applications, particularly when dealing with OData services and barcode scanning functionalities. This error suggests that the system is unable to recognize or process the barcode that has been scanned or entered.
  Causes:
  
  Invalid Barcode Format: The barcode may not conform to the expected format or standard (e.g., UPC, EAN, QR code).
  Database Entry Missing: The item associated with the scanned barcode may not exist in the database or may not be properly configured in the system.
  Incorrect Configuration: The OData service or the retail application may not be correctly configured to handle the specific barcode type.
  Data Synchronization Issues: There may be a delay or issue in data synchronization between the backend system and the retail application.
  User Input Error: The barcode may have been entered incorrectly by the user, leading to recognition failure.
  
  Solutions:
  
  Verify Barcode Format: Ensure