How To Fix /IWWRK/CM_WF_ADM_MSG014 - One instance of this report is already running

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWWRK/CM_WF_ADM_MSG -

• Message number: 014

• Message text: One instance of this report is already running

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 /IWWRK/CM_WF_ADM_MSG014 - One instance of this report is already running ?

  The SAP error message /IWWRK/CM_WF_ADM_MSG014 indicates that an instance of a specific report or background job is already running. This is a common issue in SAP systems when a job is triggered multiple times before the previous instance has completed.
  Cause:
  
  Concurrent Execution: The report or job is designed to run only one instance at a time. If a user or a scheduled job attempts to start it again while the first instance is still running, this error will occur.
  Long Execution Time: The report may take a long time to execute, leading to attempts to run it again before the first instance has finished.
  Job Scheduling: If the job is scheduled to run at frequent intervals, it may overlap with its previous execution.
  
  Solution:
  
  Check Running Instances: Use transaction SM37 to check the status of the job. Look for any instances of the report that are currently running. If you find one, you may need to wait for it to complete.
  Terminate the Job: If the job is stuck or taking too long, you can terminate it from SM37. Select the job and choose the option to cancel it.
  Adjust Scheduling: If the job is scheduled to run frequently, consider adjusting the schedule to allow more time for completion.
  Optimize the Report: If the report consistently takes a long time to run, consider reviewing its logic or performance. Optimizing the report can help reduce execution time.
  Use Background Processing: If the report is intended to be run in the background, ensure that it is set up correctly for background processing.
  
  Related Information:
  
  Transaction Codes: 
  
  SM37: Monitor job status.
  SM21: Check system logs for any related errors.
  ST22: Check for dumps that might indicate issues with the report.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific report or job.
  Documentation: Review the documentation for the report to understand its expected behavior and any prerequisites for execution.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.