How To Fix ATO304 - Invalid value &1 for changeOperation

ATO304 - Overview

• Message type: E = Error

• Message class: ATO - Adaptation Transport Organizer Messages

• Message number: 304

• Message text: Invalid value &1 for changeOperation

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 ATO304 - Invalid value &1 for changeOperation ?

  The SAP error message ATO304 "Invalid value &1 for changeOperation" typically occurs in the context of Advanced Variant Configuration (AVC) or when dealing with configurable materials in SAP. This error indicates that an invalid value has been provided for the changeOperation parameter, which is used to specify the type of operation being performed on a configurable product.
  
  Cause:
  
  Invalid Input Value: The value provided for the changeOperation parameter does not match any of the expected values defined in the system.
  
  Configuration Issues: There may be issues with the configuration of the variant or the characteristics associated with the product.
  Custom Code: If there is custom code or enhancements in place, they may be incorrectly handling the changeOperation parameter.
  Data Integrity Issues: There may be inconsistencies or errors in the master data related to the configurable material.
  
  
  Solution:
  
  Check Input Values: Verify the value being passed for the changeOperation parameter. Ensure it matches one of the valid options