How To Fix SRT_WSP2056 - Cancellation of task is not possible as task is already cancelled

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP2 - Messages for SRT WSP

• Message number: 056

• Message text: Cancellation of task is not possible as task is already cancelled

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP2056 - Cancellation of task is not possible as task is already cancelled ?

  The SAP error message SRT_WSP2056 indicates that a task in the SAP system has already been cancelled, and therefore, any further attempts to cancel it are not possible. This error typically arises in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when dealing with web service calls or asynchronous processing.
  Cause:
  
  Duplicate Cancellation Request: The most common cause of this error is that a cancellation request has been sent for a task that is already in a cancelled state.
  System State: The task may have been cancelled due to a previous error or timeout, and the system is trying to process a cancellation again.
  Concurrency Issues: Multiple processes or threads may be trying to cancel the same task simultaneously, leading to this error.
  
  Solution:
  
  Check Task Status: Before attempting to cancel a task, check its current status in the system. If it is already cancelled, no further action is needed.
  Review Logs: Look into the application logs (transaction SLG1) to understand the sequence of events leading to the cancellation. This can provide insights into why the task was cancelled initially.
  Avoid Duplicate Requests: Implement checks in your application logic to prevent sending multiple cancellation requests for the same task.
  Error Handling: Enhance error handling in your application to gracefully manage situations where a task is already cancelled.
  System Monitoring: Regularly monitor the system for any unusual behavior or patterns that might lead to tasks being cancelled unexpectedly.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SRT_MONI to monitor web service messages and their statuses.
  SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  Documentation: Review SAP documentation on Process Integration and web services for best practices in managing task states and cancellations.
  
  If the issue persists or if you need further assistance, consider reaching out to SAP support or your internal SAP Basis team for a deeper investigation.