How To Fix FE606 - Message already sent before

SAP Error Message - Details

• Message type: E = Error

• Message class: FE - CO-PA module pool messages

• Message number: 606

• Message text: Message already sent before

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FE606 - Message already sent before ?

  The SAP error message FE606 ("Message already sent before") typically occurs in the context of the SAP system's messaging or communication functionalities, such as when using the SAP Business Workflow or when sending messages via the SAPconnect interface. This error indicates that a message has already been processed or sent, and the system is preventing a duplicate action.
  Causes:
  
  Duplicate Message Sending: The most common cause is that the system is attempting to send a message that has already been sent previously. This can happen due to retries or reprocessing of workflows.
  Workflow Configuration Issues: If the workflow is not configured correctly, it may lead to the same message being triggered multiple times.
  System Errors: Temporary system errors or issues in the messaging queue can also lead to this error.
  User Actions: Users may inadvertently trigger the same action multiple times, leading to duplicate messages.
  
  Solutions:
  
  Check Message Status: Verify the status of the message in the SAP system. You can check transaction codes like SWI1 (Work Item Selection) or SOST (SAPconnect Send Requests) to see if the message has already been processed.
  Review Workflow Configuration: If the error is related to a workflow, review the workflow configuration to ensure that it is set up correctly and that there are no loops or duplicate triggers.
  Error Handling: Implement error handling in your workflow or messaging logic to manage retries and prevent duplicate messages from being sent.
  System Logs: Check system logs (transaction SLG1) for any related errors or warnings that might provide more context on why the message was sent previously.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module or functionality you are using to see if there are any known issues or patches available.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SWI1 (for workflow items) and SOST (for monitoring sent messages).
  SAP Notes: Search for SAP Notes related to the FE606 error message for any specific patches or updates that may address the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the FE606 error in your SAP system.