How To Fix ARUN_MAIN099 - Lock error; purchase order &1 locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ARUN_MAIN -

• Message number: 099

• Message text: Lock error; purchase order &1 locked by user &2

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 ARUN_MAIN099 - Lock error; purchase order &1 locked by user &2 ?

  The SAP error message ARUN_MAIN099 indicates that a purchase order (PO) is currently locked by another user, preventing you from making changes or processing that particular PO. This is a common issue in SAP systems when multiple users are trying to access the same document simultaneously.
  
  Cause:
  
  Concurrent Access: Another user is currently editing or viewing the purchase order, which locks the document for other users.
  Session Timeout: A user may have left a session open, causing the lock to persist even if they are no longer actively working on it.
  System Errors: Occasionally, system errors or crashes can leave locks in place that do not get released properly.
  
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for the other user to finish their work and release the lock may be the simplest solution.
  Identify the User: Use transaction code SM12 (Lock Entries) to check which user has locked the purchase order. You can search