How To Fix EA349 - Field &1 in segment &2 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: EA - IDoc Basis Messages

• Message number: 349

• Message text: Field &1 in segment &2 unknown

What causes this issue?

An attempt was made to read information of the field '&v1&' of the SE11
structure '&v2&' in the segment definition.

System Response

This information is not available.

How to fix this error?

Please verify whether the segment definition '&v2&' contains the field '
&v1&'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EA349 - Field &1 in segment &2 unknown ?

  The SAP error message EA349, which states "Field &1 in segment &2 unknown," typically occurs in the context of Electronic Data Interchange (EDI) or when dealing with IDoc (Intermediate Document) processing. This error indicates that the system encountered a field in a specific segment that it does not recognize or that is not defined in the current context.
  Causes:
  
  Incorrect Mapping: The field in question may not be correctly mapped in the IDoc or EDI configuration.
  Version Mismatch: The IDoc type or EDI message type being used may not match the expected version in the SAP system.
  Custom Fields: If custom fields are being used, they may not be defined in the IDoc structure.
  Configuration Issues: There may be issues in the configuration of the IDoc segments or the associated message types.
  Data Issues: The data being sent may contain fields that are not valid for the specified segment.
  
  Solutions:
  
  Check IDoc Structure: Verify that the IDoc type and segment definitions are correct. You can do this using transaction WE30 (IDoc Types) and WE31 (IDoc Segments).
  Review Mapping: Ensure that the mapping between the source system and the target IDoc structure is correct. This can be done in transaction WE20 (Partner Profiles).
  Update Configuration: If there are custom fields, ensure they are properly defined in the IDoc structure and that the necessary configurations are in place.
  Check Version Compatibility: Make sure that the version of the IDoc or EDI message type being used is compatible with the SAP system.
  Debugging: Use transaction WE02 (IDoc Display) to analyze the IDoc and identify the specific field causing the issue. This can help in pinpointing the exact problem.
  Consult Documentation: Refer to SAP documentation or notes related to the specific IDoc type or EDI message type for any known issues or updates.
  
  Related Information:
  
  Transaction Codes:
  
  WE02: Display IDocs
  WE30: IDoc Types
  WE31: IDoc Segments
  WE20: Partner Profiles
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  Community Forums: SAP Community and other forums can be useful for finding similar issues faced by other users and their solutions.
  
  By following these steps, you should be able to identify the cause of the EA349 error and implement a solution to resolve it.