How To Fix /AIF/PERS_DEL018 - Could not lock message &1.

/AIF/PERS_DEL018 - Overview

• Message type: E = Error

• Message class: /AIF/PERS_DEL -

• Message number: 018

• Message text: Could not lock message &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/PERS_DEL018 - Could not lock message &1. ?

  The SAP error message /AIF/PERS_DEL018 Could not lock message &1 typically occurs in the context of the Application Interface Framework (AIF) when there is an attempt to process or delete a message that is already locked by another process. This can happen in scenarios where multiple processes are trying to access the same message simultaneously.
  
  Cause:
  
  Concurrent Access: Another process is currently processing or has locked the message you are trying to access.
  Long-Running Transactions: If a transaction takes too long to complete, it may hold a lock on the message longer than expected.
  System Configuration: There may be configuration issues or settings that affect how locks are managed in the AIF.
  
  
  Solution:
  
  Wait and Retry: If the message is locked by another process, you may need to wait for that process to complete and then retry the operation.
  Check for Long-Running Processes: Use transaction codes like SM66 (Global Work Process Overview) or SM50 (Work Process Overview)