How To Fix E0446 - No segment definition found for segment &

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 446

• Message text: No segment definition found for segment &

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message E0446 - No segment definition found for segment & ?

  The SAP error message E0446, which states "No segment definition found for segment &," typically occurs in the context of IDoc processing or when working with the ALE (Application Link Enabling) interface. This error indicates that the system cannot find the segment definition for a specified segment in the IDoc structure.
  Cause:
  
  Missing Segment Definition: The segment definition for the specified segment is not available in the system. This could happen if the segment has not been created or activated in the IDoc type.
  Incorrect IDoc Type: The IDoc type being used may not correspond to the segment being referenced.
  Transport Issues: If the IDoc type or segment definitions were transported from one system to another, there may have been issues during the transport process.
  Custom Segments: If you are using custom segments, they may not be properly defined or activated in the system.
  
  Solution:
  
  
  Check Segment Definition:
  
  Go to transaction WE31 (Segment Editor) and verify if the segment definition exists for the segment in question.
  If it does not exist, you may need to create it or ensure that it is properly defined.
  
  
  
  Verify IDoc Type:
  
  Use transaction WE30 (IDoc Type Editor) to check if the IDoc type being used includes the segment in question.
  Ensure that the IDoc type is correctly configured and includes all necessary segments.
  
  
  
  Activate Segment:
  
  If the segment is newly created or modified, ensure that it is activated. You can do this in the segment editor (WE31) or IDoc type editor (WE30).
  
  
  
  Check Transport Requests:
  
  If the issue arose after a transport, check the transport logs for any errors or issues related to the IDoc type or segment definitions.
  Ensure that all necessary objects were included in the transport request.
  
  
  
  Custom Development:
  
  If you are using custom segments, ensure that they are properly defined in the system and that any associated custom code is functioning correctly.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to IDocs and segment definitions for any additional guidance or known issues.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  WE30: IDoc Type Editor
  WE31: Segment Editor
  WE20: Partner Profiles
  WE02: IDoc Display
  WE19: IDoc Test Tool
  
  
  
  SAP Notes: Check SAP Notes for any specific issues or patches related to IDoc processing and segment definitions.
  
  
  Debugging: If the issue persists, consider debugging the IDoc processing to identify where the error is occurring and gather more context about the missing segment.
  
  
  By following these steps, you should be able to identify the cause of the E0446 error and implement a solution to resolve it.