How To Fix EM084 - Field &1 is already in the auto structure

SAP Error Message - Details

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 084

• Message text: Field &1 is already in the auto structure

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EM084 - Field &1 is already in the auto structure ?

  The SAP error message EM084, which states "Field &1 is already in the auto structure," typically occurs during the development of ABAP programs or when working with data structures in SAP. This error indicates that there is an attempt to include a field in an auto structure (like a table or a structure) that has already been defined.
  Cause:
  The error is caused by:
  
  Duplicate Field Definition: You are trying to add a field to a structure or table that has already been defined within that same structure or table.
  Incorrect Data Dictionary Definitions: If you are modifying a data dictionary object (like a table or structure) and inadvertently try to add a field that already exists.
  
  Solution:
  To resolve the EM084 error, you can take the following steps:
  
  
  Check Field Definitions:
  
  Review the structure or table definition where the error occurs. Ensure that the field you are trying to add does not already exist in that structure or table.
  
  
  
  Remove Duplicate Field:
  
  If you find that the field is indeed already defined, remove the duplicate entry from your code or data dictionary definition.
  
  
  
  Use Unique Field Names:
  
  If you need to add a new field, ensure that it has a unique name that does not conflict with existing fields in the structure.
  
  
  
  Activate Changes:
  
  After making the necessary changes, activate the data dictionary object to ensure that the changes take effect.
  
  
  
  Check for Inheritance:
  
  If you are working with inherited structures or classes, ensure that the field is not being inherited from a parent structure or class.
  
  
  
  Related Information:
  
  Data Dictionary (SE11): You can use transaction SE11 to view and modify the definitions of tables and structures.
  ABAP Development: If you are developing ABAP programs, ensure that you are following best practices for naming conventions and structure definitions to avoid such conflicts.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the EM084 error and continue with your development work in SAP.