How To Fix /SAPAPO/CMDS_EDIBAPI026 - Delivery schedule with the ID &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CMDS_EDIBAPI -

• Message number: 026

• Message text: Delivery schedule with the ID &1 already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CMDS_EDIBAPI026 - Delivery schedule with the ID &1 already exists ?

  The SAP error message /SAPAPO/CMDS_EDIBAPI026 indicates that there is an attempt to create or update a delivery schedule in the Advanced Planning and Optimization (APO) module, but a delivery schedule with the specified ID already exists in the system. This can occur in scenarios where the system is trying to process an EDI (Electronic Data Interchange) message that contains a delivery schedule that has already been created.
  Cause:
  
  Duplicate Delivery Schedule: The most common cause of this error is that the delivery schedule with the specified ID has already been created in the system. This can happen if the same EDI message is sent multiple times or if there is a system error that causes a retry of the same message.
  Timing Issues: There may be timing issues where the same delivery schedule is being processed simultaneously by different processes or systems.
  Incorrect EDI Configuration: There might be issues with the EDI configuration that lead to the same delivery schedule being sent multiple times.
  
  Solution:
  
  Check Existing Delivery Schedules: Verify if the delivery schedule with the specified ID already exists in the system. You can do this by using transaction codes like /SAPAPO/CMDS or relevant reports to view existing delivery schedules.
  Identify Duplicate EDI Messages: If the same EDI message is being sent multiple times, identify the source of the duplication and address it. This may involve checking the sending system or the EDI configuration.
  Error Handling: Implement error handling in the EDI processing logic to prevent duplicate messages from being processed. This can include checks for existing delivery schedules before attempting to create a new one.
  Consult Documentation: Review the SAP documentation related to EDI processing and delivery schedules to ensure that the configuration is set up correctly.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/CMDS for managing delivery schedules and /SAPAPO/EDIBAPI for EDI processing.
  SAP Notes: Check for any SAP Notes related to this error message or EDI processing in APO, as there may be patches or updates that address known issues.
  EDI Configuration: Review the EDI configuration settings in your SAP system to ensure that they are set up correctly to handle delivery schedules without duplication.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.