How To Fix /LTB/MC116 - Action not possible (simulate/migrate is running); try again later

/LTB/MC116 - Overview

• Message type: E = Error

• Message class: /LTB/MC -

• Message number: 116

• Message text: Action not possible (simulate/migrate is running); try again later

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 /LTB/MC116 - Action not possible (simulate/migrate is running); try again later ?

  The SAP error message /LTB/MC116 Action not possible (simulate/migrate is running); try again later typically occurs in the context of the SAP Landscape Transformation (SLT) or data migration processes. This error indicates that a simulation or migration process is currently running, and as a result, the requested action cannot be performed at that moment.
  
  Cause:
  
  Concurrent Processes: The error is primarily caused by another ongoing process (like a simulation or migration) that is locking the resources needed for the action you are trying to perform.
  System Load: High system load or performance issues may also lead to delays in process completion, causing the error to appear.
  
  Configuration Issues: There may be configuration settings that are not allowing multiple processes to run simultaneously.
  
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the ongoing process to complete. Once it finishes, you can retry the action.
  Check Running Processes: Use transaction codes like SM37 (Job Monitoring) or