How To Fix DT146 - Field &: Position was changed

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 146

• Message text: Field &: Position was changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT146 - Field &: Position was changed ?

  The SAP error message DT146 ("Field &: Position was changed") typically occurs in the context of data entry or data processing within SAP, particularly when dealing with field positions in a data structure or table. This error indicates that the position of a field in a data structure has been altered, which can lead to inconsistencies or errors in data processing.
  Cause:
  
  Field Position Change: The most common cause of this error is that the position of a field in a data structure (like a table or a structure) has been modified after the program or transaction was developed. This can happen due to changes in the underlying data model or updates to the SAP system.
  Inconsistent Data: If the data being processed does not match the expected structure (for example, if a field is expected at a certain position but is found at a different one), this error can occur.
  Custom Development: If there are custom developments or enhancements that modify standard SAP behavior, they may inadvertently lead to this error if they do not account for changes in field positions.
  
  Solution:
  
  Check Data Structure: Review the data structure or table definition to ensure that the field positions are as expected. If there have been changes, update the relevant programs or transactions to align with the new structure.
  Adjust Custom Code: If the error arises from custom code, ensure that the code is updated to reflect any changes in field positions. This may involve modifying the ABAP code to correctly reference the fields in their new positions.
  Data Consistency: Ensure that the data being processed is consistent with the expected format. This may involve validating input data or checking for any discrepancies in the data being used.
  Transport Requests: If the issue arose after a transport request, check if the transport included changes to the data structure and ensure that all related objects are also transported correctly.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on how to resolve it.
  
  Related Information:
  
  Debugging: If you have access to the ABAP debugger, you can set breakpoints to analyze where the error occurs and inspect the values of the fields involved.
  Documentation: Review the documentation for the specific transaction or program where the error occurs to understand the expected data structure.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or ABAP development team for further assistance.