How To Fix FDT_CHANGE_INFO644 - There were changes in the variable at position &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 644

• Message text: There were changes in the variable at position &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CHANGE_INFO644 - There were changes in the variable at position &1 ?

  The SAP error message FDT_CHANGE_INFO644 indicates that there have been changes in the variable at a specific position in a data structure or a report. This error typically arises in the context of SAP's Flexible Data Import (FDI) or when working with data transformation tools like SAP Data Services or SAP BW.
  Cause:
  
  Variable Changes: The error is triggered when a variable that is being referenced in a data flow or transformation has been modified. This could include changes to the variable's name, type, or position in the data structure.
  Inconsistent Data Model: If the data model has been altered (e.g., fields added, removed, or reordered), it can lead to inconsistencies in the mappings or transformations that rely on the original structure.
  Version Mismatch: If there are multiple versions of a data model or transformation, and one version is being used while another is being modified, it can lead to this error.
  
  Solution:
  
  Review Changes: Check the recent changes made to the data model or transformation. Identify what has been altered in the variable at the specified position.
  Update Mappings: If the variable has changed, update any mappings or transformations that reference this variable to ensure they align with the new structure.
  Revalidate Data Flows: After making changes, revalidate the data flows or transformations to ensure that they are functioning correctly with the updated variables.
  Check Dependencies: Ensure that all dependent objects (like reports, queries, or other transformations) are also updated to reflect the changes made to the variable.
  Test the Changes: After making the necessary updates, run tests to confirm that the error has been resolved and that the data processing works as expected.
  
  Related Information:
  
  Documentation: Refer to SAP's official documentation for Flexible Data Import or the specific tool you are using (like SAP Data Services or SAP BW) for detailed guidance on handling variable changes.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific versions of SAP software may have bugs that are documented in SAP Notes.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the FDT_CHANGE_INFO644 error and ensure that your data processing continues smoothly.