How To Fix B2209 - Last segment definitions do not match

SAP Error Message - Details

• Message type: E = Error

• Message class: B2 - ALE Basis tools messages

• Message number: 209

• Message text: Last segment definitions do not match

What causes this issue?

The final existing segment definitions do not match.
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System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B2209 - Last segment definitions do not match ?

  The SAP error message B2209, which states "Last segment definitions do not match," typically occurs in the context of IDoc processing. This error indicates that there is a mismatch in the segment definitions of the IDoc being processed, particularly in the last segment of the IDoc structure.
  
  Cause:
  
  Segment Definition Mismatch: The IDoc structure defined in the system does not match the structure of the IDoc being sent or received. This can happen if there have been changes to the IDoc type or if the IDoc is being processed with an outdated or incorrect version of the segment definitions.
  Incorrect Mapping: If the IDoc is being generated or processed by a middleware or an external system, there may be an issue with how the segments are mapped or defined in that system.
  
  Configuration Issues: There may be configuration issues in the partner profiles or the IDoc processing settings that lead to this mismatch.
  
  
  Solution:
  
  Check IDoc