How To Fix IDOC_METADATA434 - Only one segment definition can exist for each release. Change entry

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_METADATA - Messages for metadata 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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• What is the cause and solution for SAP error message IDOC_METADATA434 - Only one segment definition can exist for each release. Change entry ?

  The SAP error message IDOC_METADATA434 indicates that there is an issue with the IDoc segment definitions in your SAP system. Specifically, it means that there is a conflict where multiple segment definitions exist for the same release, which is not allowed. This can occur when there are inconsistencies in the IDoc metadata or when multiple versions of the same segment are defined.
  Cause:
  
  Duplicate Segment Definitions: There may be multiple definitions for the same IDoc segment in the system, which can happen due to incorrect configuration or data migration issues.
  Version Conflicts: If different versions of the same IDoc segment are being used, it can lead to this error.
  Transport Issues: If IDoc definitions were transported from one system to another (e.g., from development to production) without proper checks, it could lead to duplicates.
  
  Solution:
  
  
  Check Segment Definitions: 
  
  Use transaction code WE30 (IDoc Type) to check the segment definitions for the IDoc type in question. Ensure that there is only one definition for each segment.
  If duplicates are found, you will need to delete or adjust the unnecessary definitions.
  
  
  
  Review Transport Requests: 
  
  If the issue arose after a transport, review the transport requests to ensure that they did not inadvertently introduce duplicate segment definitions.
  
  
  
  Adjust Metadata: 
  
  If you have access to the underlying database, you can check the relevant tables (like EDIDD, EDID4, etc.) to identify and resolve any inconsistencies.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to IDoc segment definitions for any specific guidelines or updates that may apply to your version of SAP.
  
  
  
  SAP Support: 
  
  If the issue persists and you cannot resolve it, consider reaching out to SAP support for assistance. They may provide specific notes or patches that address the issue.
  
  
  
  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, and each segment can have multiple fields.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WE30 (IDoc Type), WE31 (Segment Type), and WE20 (Partner Profiles) for managing IDocs.
  SAP Notes: Check SAP Notes for any known issues or fixes related to IDoc segment definitions. You can search for notes using the SAP Support Launchpad.
  
  By following these steps, you should be able to identify and resolve the issue causing the IDOC_METADATA434 error.