How To Fix DU226 - Queue in the sender system is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: DU - Data transfer to SAP-EIS

• Message number: 226

• Message text: Queue in the sender system is empty

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DU226 - Queue in the sender system is empty ?

  The SAP error message DU226, which states "Queue in the sender system is empty," typically occurs in the context of SAP's Distributed Systems and is related to the process of data transfer between systems, particularly in scenarios involving the SAP Process Integration (PI) or SAP Process Orchestration (PO).
  Cause:
  The error message DU226 indicates that the queue in the sender system (the system that is supposed to send data) is empty, meaning that there are no messages available to be processed or sent to the receiver system. This can happen due to several reasons:
  
  No Data to Send: There may simply be no data available in the queue to be processed.
  Processing Delays: The sender system may be experiencing delays in processing or generating messages.
  Configuration Issues: There may be configuration issues in the sender system that prevent messages from being queued.
  Network Issues: Network problems could prevent messages from being sent or received.
  System Errors: There may be errors in the sender system that are preventing message generation or queuing.
  
  Solution:
  To resolve the DU226 error, you can take the following steps:
  
  
  Check Data Availability: Verify if there is any data that should be sent from the sender system. If there is no data, you may need to generate or trigger the data creation process.
  
  
  Monitor Queue Status: Use transaction codes like SMQ1 (for outbound queues) and SMQ2 (for inbound queues) to monitor the status of queues in the sender and receiver systems. Check if there are any stuck or failed messages.
  
  
  Review Configuration: Ensure that the configuration for the message queues is correct. This includes checking the settings in the Integration Directory if using SAP PI/PO.
  
  
  Check for Errors: Look for any error messages or logs in the sender system that might indicate why messages are not being generated or queued. Use transaction codes like SLG1 to check application logs.
  
  
  Network Connectivity: Ensure that there are no network issues between the sender and receiver systems that could be affecting message transfer.
  
  
  Restart Services: If necessary, restart the relevant services or processes in the sender system to refresh the message processing.
  
  
  Consult Documentation: Refer to SAP documentation or support notes related to message queuing and processing for additional troubleshooting steps.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SMQ1, SMQ2, SLG1, and SMD1 for monitoring queues and logs.
  SAP Notes: Check SAP Notes for any known issues or patches related to message queuing and processing.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the DU226 error effectively.