How To Fix FDT_CHANGE_INFO479 - Aggregate field was changed

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CHANGE_INFO - FDT: Changes info in object for different versions

• Message number: 479

• Message text: Aggregate field was changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CHANGE_INFO479 - Aggregate field was changed ?

  The SAP error message FDT_CHANGE_INFO479 with the description "Aggregate field was changed" typically occurs in the context of SAP's Financial Data Management or related modules when there is an inconsistency or unexpected change in an aggregate field that is being processed.
  Cause:
  
  
  Data Modification: The error usually arises when an aggregate field (like totals or summaries) has been modified after it was initially calculated or stored. This can happen due to:
  
  Manual changes to the underlying data.
  Changes in configuration or settings that affect how data is aggregated.
  Updates or changes in the data model or structure.
  
  
  
  Concurrency Issues: If multiple users or processes are trying to update the same data simultaneously, it can lead to inconsistencies.
  
  
  Custom Code or Enhancements: If there are custom developments or enhancements in the system that manipulate aggregate fields, they might not be handling changes correctly.
  
  
  Solution:
  
  
  Check Data Consistency: Review the data that is being processed to ensure that there are no inconsistencies. This may involve checking the underlying tables and ensuring that the aggregate fields are correctly calculated.
  
  
  Review Changes: If there have been recent changes to the data model, configuration, or custom code, review those changes to identify any potential issues.
  
  
  Locking Mechanisms: Implement proper locking mechanisms to prevent concurrent updates to the same data, ensuring that aggregate fields are not changed while they are being processed.
  
  
  Recalculate Aggregates: If the aggregate fields are out of sync, you may need to recalculate them. This can often be done through a specific transaction or report designed to refresh or recalculate aggregates.
  
  
  Consult Documentation: Check SAP notes and documentation for any known issues related to this error message. SAP's support portal may have specific notes that address this error.
  
  
  Debugging: If you have access to the development environment, consider debugging the process that leads to this error to identify the exact point of failure.
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may provide additional insights or patches related to this error.
  Transaction Codes: Familiarize yourself with transaction codes related to financial data management, such as FBL1N, FBL3N, or others that may be relevant to your specific scenario.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.