How To Fix /LTB/MC030 - Selection is already running (user &1)

/LTB/MC030 - Overview

• Message type: E = Error

• Message class: /LTB/MC -

• Message number: 030

• Message text: Selection is already running (user &1)

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/MC030 - Selection is already running (user &1) ?

  The SAP error message /LTB/MC030 Selection is already running (user &1) typically occurs in the context of background processing or batch jobs in SAP, particularly when using the Logistics Execution or Warehouse Management modules. This error indicates that a selection or processing job is already running for the user specified in the message, which prevents a new instance of the same job from being initiated.
  
  Cause:
  
  Concurrent Execution: The most common cause is that the user is trying to execute a report or transaction that is already running in the background. SAP restricts concurrent executions of certain processes to avoid data inconsistencies or performance issues.
  Stuck Job: Sometimes, a job may be stuck or not completed properly, leading to the system thinking that the job is still running.
  User Lock: The user may have initiated a process that has not yet completed, and the system is designed to prevent multiple instances of the same