How To Fix XS098 - Queue for incoming messages is active

SAP Error Message - Details

• Message type: E = Error

• Message class: XS - SAPconnect: All messages

• Message number: 098

• Message text: Queue for incoming messages is active

What causes this issue?

Endless queues, which are not executed in normal production operation,
are contained in the SAPconnect function modules or classes for
receiving incoming message using SMTP or RFC.
Entering the OK code <NP><ZH> =DBG+ </></>in transaction SCOT activates
these queues.

System Response

All incoming messages using SAPconnect cause the program flow to hang
in one of these queues. If the queue is not exited by manual
intervention using the ABAP debugger, the ABAP process terminates with
a dump after a certain amount of time.
Automatic processing of incoming messages is not possible in these
circumstances.

How to fix this error?

Queues should be activated exclusively for error analysis by SAP.
To deactivate the queues again, enter the OK code<NP>
<ZH> =DBG- </></>.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XS098 - Queue for incoming messages is active ?

  The SAP error message XS098, which states "Queue for incoming messages is active," typically indicates that there is a problem with the message processing in the SAP system, particularly in the context of the SAP HANA XS (Extended Services) environment. This error can occur when the system is unable to process incoming messages due to various reasons, such as system overload, configuration issues, or other underlying problems.
  Causes:
  
  High Load: The system may be experiencing a high volume of incoming messages, leading to a backlog in processing.
  Configuration Issues: Incorrect configuration settings for the message queue or the XS engine can lead to this error.
  Resource Limitations: Insufficient system resources (CPU, memory, etc.) can hinder the processing of messages.
  Network Issues: Problems with network connectivity can prevent messages from being processed in a timely manner.
  Application Errors: Errors in the application logic that processes the messages can cause the queue to become active.
  
  Solutions:
  
  Monitor System Performance: Check the system's performance metrics to identify any bottlenecks. Use tools like SAP HANA Studio or SAP HANA Cockpit to monitor resource usage.
  Increase Resources: If the system is under heavy load, consider scaling up the resources (CPU, memory) allocated to the SAP HANA instance.
  Check Configuration: Review the configuration settings for the XS engine and message queues to ensure they are set correctly.
  Clear the Queue: If there are stuck messages in the queue, you may need to clear them or resolve the underlying issues causing the blockage.
  Review Logs: Check the application and system logs for any errors or warnings that could provide more context about the issue.
  Restart Services: In some cases, restarting the XS engine or related services can help clear temporary issues.
  Update Software: Ensure that you are running the latest version of SAP HANA and XS services, as updates may contain bug fixes and performance improvements.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to XS098 and recommended fixes or workarounds.
  Documentation: Refer to the official SAP documentation for guidance on configuring and managing the XS engine and message queues.
  Community Forums: Engage with the SAP community forums or support channels for additional insights and solutions 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.