How To Fix DNO198 - Job for notification comparison is running so canceled; see also SM37

SAP Error Message - Details

• Message type: E = Error

• Message class: DNO - Messages for General Notifications

• Message number: 198

• Message text: Job for notification comparison is running so canceled; see also SM37

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DNO198 - Job for notification comparison is running so canceled; see also SM37 ?

  The SAP error message DNO198 indicates that a job related to notification comparison is currently running, which has led to the cancellation of another job or process that was trying to execute concurrently. This situation typically arises in environments where multiple jobs are scheduled to run at the same time, and they may conflict with each other.
  Cause:
  
  Concurrent Job Execution: The primary cause of this error is that there is already a job running that is related to notification comparison, which prevents another job from starting.
  Job Scheduling Conflicts: If jobs are scheduled to run at the same time without proper management, it can lead to conflicts.
  Long-Running Jobs: If the existing job takes longer than expected, it can block subsequent jobs from executing.
  
  Solution:
  
  Check Job Status: Use transaction code SM37 to check the status of the jobs. Look for jobs related to notification comparison and see if they are still running or if they have completed.
  Wait for Completion: If the job is still running, you may need to wait for it to complete before starting the new job.
  Reschedule Jobs: If you find that jobs are frequently conflicting, consider rescheduling them to run at different times to avoid overlaps.
  Job Management: Implement better job management practices, such as monitoring job execution times and adjusting schedules accordingly.
  Job Prioritization: If certain jobs are more critical, you may want to prioritize them to ensure they run without being canceled.
  
  Related Information:
  
  Transaction Codes: 
  
  SM37: Job Monitoring - to view job status and logs.
  SM36: Job Scheduling - to create or modify job schedules.
  
  
  Job Logs: Review the job logs for any additional error messages or warnings that may provide more context on why the job was canceled.
  SAP Notes: Check SAP Notes for any known issues or patches related to job scheduling and notification processing.
  System Performance: Monitor system performance to ensure that it can handle the load of concurrent jobs without issues.
  
  By following these steps, you should be able to resolve the DNO198 error and manage your jobs more effectively in SAP.