How To Fix IDOC_ADAPTER655 - Logical partner must be unique for the receiver

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_ADAPTER - Messages for the IDoc Adapter

• Message number: 655

• Message text: Logical partner must be unique for the receiver

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDOC_ADAPTER655 - Logical partner must be unique for the receiver ?

  The SAP error message IDOC_ADAPTER655, which states "Logical partner must be unique for the receiver," typically occurs in the context of IDoc processing when there is a conflict with the logical partner configuration in the SAP system. This error indicates that the system has detected multiple entries for the same logical partner in the configuration for the receiver, which is not allowed.
  Cause:
  
  
  Duplicate Logical Partner Configuration: The most common cause of this error is that there are multiple entries for the same logical partner in the configuration settings for the IDoc adapter. This can happen if the same logical partner is defined multiple times in the partner profiles or if there are conflicting settings.
  
  
  Incorrect Partner Profile: The partner profile for the logical partner may not be set up correctly, leading to ambiguity in how the system should process the IDocs.
  
  
  Multiple Logical Systems: If there are multiple logical systems configured to use the same logical partner, it can lead to this error.
  
  
  Solution:
  
  
  Check Partner Profiles: Go to transaction code WE20 (Partner Profiles) and check the configuration for the logical partner in question. Ensure that there is only one entry for the logical partner for the receiver.
  
  
  Remove Duplicates: If you find duplicate entries, remove or deactivate the unnecessary ones to ensure that only one logical partner is defined for the receiver.
  
  
  Review Logical System Configuration: Check the configuration of logical systems in transaction code SM59 (RFC Destinations) to ensure that they are correctly set up and not conflicting with the logical partner.
  
  
  Check IDoc Settings: Review the IDoc settings in transaction code WE30 (IDoc Types) and WE31 (IDoc Segments) to ensure that the IDoc type being used is correctly associated with the logical partner.
  
  
  Test the Configuration: After making changes, test the configuration by sending a test IDoc to ensure that the error does not occur again.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  WE20: Partner Profiles
  WE30: IDoc Types
  WE31: IDoc Segments
  SM59: RFC Destinations
  
  
  
  IDoc Processing: Understanding how IDocs are processed in SAP can help in troubleshooting issues related to IDoc adapters.
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  
  
  Documentation: Refer to SAP documentation on IDoc processing and partner profiles for more detailed information on configuration and best practices.
  
  
  By following these steps, you should be able to resolve the IDOC_ADAPTER655 error and ensure that your IDoc processing works smoothly.