How To Fix SRT_CORE254 - Queue is locked

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_CORE - Nachrichtenklasse für SOAP Runtime

• Message number: 254

• Message text: Queue is locked

What causes this issue?

Message cannot be processed because the bgRFC queue is locked.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check whether someone manually locked the queue but forgot to unlock it.
To unlock the queue just click on "Queue Status" or "Queue Name" to
navigate to bgRFC-Monitor (transaction SBGRFCMON

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_CORE254 - Queue is locked ?

  The SAP error message SRT_CORE254: Queue is locked typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the message queue that prevents further processing of messages. This can happen for various reasons, including system maintenance, configuration issues, or other operational problems.
  Causes:
  
  System Maintenance: The queue may be locked due to ongoing maintenance activities or system updates.
  Configuration Issues: Incorrect configuration settings in the integration scenario or the communication channel can lead to locking.
  Message Processing Errors: If there are errors in processing messages, the queue may become locked to prevent further processing until the issue is resolved.
  Resource Constraints: High load on the system or resource constraints can lead to locking of the queue.
  Manual Locking: An administrator may have manually locked the queue for troubleshooting or maintenance purposes.
  
  Solutions:
  
  Check Queue Status: Use transaction SXMB_MONI or SRT_MONI to check the status of the queue and identify any messages that may be causing the lock.
  Unlock the Queue: If the queue is locked due to manual intervention, an administrator can unlock it using the appropriate transaction or tools.
  Review Configuration: Ensure that the configuration settings for the integration scenario and communication channels are correct. Check for any discrepancies that might lead to locking.
  Monitor System Performance: Check system performance and resource utilization. If the system is under heavy load, consider optimizing performance or scaling resources.
  Error Handling: Investigate any error messages related to message processing. Resolve any underlying issues that may be causing messages to fail and lock the queue.
  Restart Services: In some cases, restarting the relevant services or the entire SAP system may help to clear the lock.
  Consult Logs: Review the application logs (transaction SLG1) for any additional error messages or warnings that could provide more context on the issue.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may address specific issues related to the SRT_CORE254 error. SAP Notes often provide patches or workarounds.
  Documentation: Refer to the official SAP documentation for Process Integration/Orchestration for best practices on configuration and troubleshooting.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.