How To Fix RSANA_UMM_API853 - Another instance of job &1 is already running

SAP Error Message - Details

• Message type: E = Error

• Message class: RSANA_UMM_API - UMM API Messages

• Message number: 853

• Message text: Another instance of job &1 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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSANA_UMM_API853 - Another instance of job &1 is already running ?

  The SAP error message RSANA_UMM_API853 indicates that a job with the same name is already running in the system. This is a common issue in SAP environments where multiple instances of the same job cannot run concurrently. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Concurrent Job Execution: The job you are trying to start is already running. SAP does not allow multiple instances of the same job to run simultaneously to prevent data inconsistencies and resource contention.
  Long-Running Jobs: If the job takes a long time to complete, it may overlap with subsequent scheduled runs.
  Job Scheduling Conflicts: Jobs may be scheduled too closely together, leading to conflicts.
  
  Solutions:
  
  
  Check Job Status:
  
  Go to transaction code SM37 (Job Monitoring) to check the status of the job. Look for the job name and see if it is currently running or if it has failed.
  If the job is running, you may need to wait for it to complete.
  
  
  
  Terminate the Running Job:
  
  If you determine that the job is stuck or taking too long, you can terminate it from the SM37 transaction. Select the job and choose the option to cancel it. Be cautious with this approach, as terminating a job can lead to data inconsistencies.
  
  
  
  Adjust Job Scheduling:
  
  If the job is scheduled to run frequently, consider adjusting the schedule to allow more time between runs. This can help prevent overlaps.
  Review the job's frequency and duration to ensure it is set appropriately.
  
  
  
  Review Job Logic:
  
  If the job is designed to run multiple times, consider modifying the logic to handle concurrent executions more gracefully, if applicable.
  
  
  
  Use Job Variants:
  
  If you need to run similar jobs concurrently, consider creating job variants with different names or parameters to avoid conflicts.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM37: Job Monitoring
  SM36: Job Scheduling
  SM21: System Log (to check for any related errors)
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to job scheduling and execution.
  
  
  Documentation: Review SAP documentation on job scheduling and management for best practices.
  
  
  By following these steps, you should be able to resolve the RSANA_UMM_API853 error and manage job executions more effectively in your SAP environment.