How To Fix XMS_ADM138 - Message waiting to be processed. Unable to cancel message

SAP Error Message - Details

• Message type: E = Error

• Message class: XMS_ADM - XMS - Administration

• Message number: 138

• Message text: Message waiting to be processed. Unable to cancel message

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message XMS_ADM138 - Message waiting to be processed. Unable to cancel message ?

  The SAP error message XMS_ADM138 indicates that there is a message in the SAP system that is waiting to be processed, and the system is unable to cancel that message. This can occur in various scenarios, particularly in the context of SAP's messaging system, such as when using the SAP Process Integration (PI) or SAP Process Orchestration (PO).
  Causes:
  
  Message Locking: The message may be locked by another process or transaction, preventing it from being canceled.
  System Performance Issues: High system load or performance issues may cause delays in processing messages, leading to a backlog.
  Configuration Issues: Incorrect configuration in the messaging system or related components may lead to messages being stuck.
  Error in Message Processing: If there is an error in the processing logic or if the target system is down, messages may remain unprocessed.
  Database Issues: Problems with the database can also lead to messages being stuck in a waiting state.
  
  Solutions:
  
  Check Message Status: Use transaction codes like SXMB_MONI (for monitoring messages) to check the status of the message and see if it is indeed locked or waiting.
  Release Locks: If the message is locked, identify the process that is holding the lock and release it if possible.
  Reprocess the Message: If the message is stuck, you can try to reprocess it manually through the monitoring tools.
  Check System Performance: Monitor system performance and resource usage to identify any bottlenecks that may be affecting message processing.
  Review Configuration: Ensure that the configuration for the messaging system is correct and that all necessary components are properly set up.
  Error Handling: Implement error handling in your message processing logic to ensure that messages can be retried or canceled appropriately.
  Database Check: If you suspect database issues, check the database logs and performance to ensure that it is functioning correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SXMB_MONI for monitoring messages, SXI_MONI for integration monitoring, and SXI_CACHE for cache management.
  SAP Notes: Check SAP Notes for any known issues related to the XMS_ADM138 error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review SAP documentation related to the messaging system and error handling to better understand how to manage and troubleshoot message processing.
  
  If the issue persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or open a support ticket with SAP for further assistance.