How To Fix /OSP/A_MSG186 - Execution terminated, another instance of report &1 was active

/OSP/A_MSG186 - Overview

• Message type: E = Error

• Message class: /OSP/A_MSG -

• Message number: 186

• Message text: Execution terminated, another instance of report &1 was active

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /OSP/A_MSG186 - Execution terminated, another instance of report &1 was active ?

  The SAP error message /OSP/A_MSG186 Execution terminated, another instance of report &1 was active indicates that a report or program is already running in the background or foreground, and the system does not allow multiple instances of the same report to be executed simultaneously. This is a common safeguard in SAP to prevent data inconsistencies and resource contention.
  
  Cause:
  
  Concurrent Execution: The report or program you are trying to run is already being executed by another user or instance.
  Long-Running Processes: If the report takes a long time to execute, it may still be running when you attempt to start it again.
  Background Jobs: The report may be scheduled as a background job, which is still in progress.
  
  
  Solution:
  
  
  Check Active Jobs:
  
  Go to transaction code SM37 (Job Monitoring) to check if the report is currently running as a background job. You can filter by the report name and user.
  If you find an active job, you can