How To Fix IDOC_ADAPTER434 - Only one segment definition can exist for each release. Change entry

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_ADAPTER - Messages for the IDoc Adapter

• Message number: 434

• Message text: Only one segment definition can exist for each release. Change entry

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDOC_ADAPTER434 - Only one segment definition can exist for each release. Change entry ?

  The SAP error message IDOC_ADAPTER434 indicates that there is a conflict in the IDoc segment definitions for a specific release. This typically occurs when there are multiple segment definitions for the same IDoc type and release, which is not allowed in SAP.
  Cause:
  
  
  Duplicate Segment Definitions: The most common cause of this error is that there are multiple segment definitions for the same IDoc type and release in the system. This can happen if:
  
  The IDoc type was modified or extended incorrectly.
  There are inconsistencies in the IDoc definitions due to transport issues or manual changes.
  
  
  
  Incorrect Configuration: Sometimes, the configuration settings in the IDoc adapter or the related middleware (like SAP PI/PO) may lead to this error if they reference multiple segment definitions.
  
  
  Solution:
  
  
  Check Segment Definitions:
  
  Go to transaction WE30 (IDoc Type Development) and check the segment definitions for the IDoc type in question.
  Ensure that there is only one segment definition for each segment in the IDoc type for the specified release.
  
  
  
  Remove Duplicates:
  
  If you find duplicate segment definitions, you will need to remove or consolidate them. This may involve deleting the unnecessary segments or adjusting the definitions to ensure compliance with the single definition rule.
  
  
  
  Transport Issues:
  
  If the issue arose after a transport, check the transport logs to see if there were any errors during the transport of IDoc definitions. You may need to re-transport the correct version of the IDoc definitions.
  
  
  
  Check Custom Code:
  
  If there is custom code that manipulates IDoc segments, review it to ensure it is not inadvertently creating duplicate definitions.
  
  
  
  Testing:
  
  After making changes, test the IDoc processing to ensure that the error is resolved and that the IDocs are processed correctly.
  
  
  
  Related Information:
  
  IDoc Types: IDocs are structured data formats used for data interchange between SAP systems and external systems. Each IDoc type can have multiple segments, but each segment must have a unique definition for a given release.
  Transaction Codes:
  
  WE30: IDoc Type Development
  WE31: Segment Type Development
  WE20: Partner Profile
  
  
  Documentation: Refer to SAP Help documentation for IDocs and the specific IDoc type you are working with for more detailed information on segment definitions and configurations.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or technical team for further investigation, as they may have additional tools and insights to resolve the issue.