How To Fix AO170 - The master data lock was removed for &1

AO170 - Overview

• Message type: E = Error

• Message class: AO - Appropriation requests - Master data / Customizing

• Message number: 170

• Message text: The master data lock was removed for &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 AO170 - The master data lock was removed for &1 ?

  The SAP error message AO170, which states "The master data lock was removed for &1," typically occurs in the context of SAP's Asset Accounting (FI-AA) module. This message indicates that a lock on a piece of master data (such as an asset) has been released, which can happen for various reasons.
  
  Cause:
  
  Concurrent Access: The error often arises when multiple users or processes are trying to access or modify the same asset master data simultaneously. If one user releases the lock, others may receive this message.
  Session Timeout: If a user session times out or is terminated unexpectedly, the lock on the master data may be released.
  Manual Lock Release: An administrator or user may have manually released the lock on the asset data.
  System Errors: Occasionally, system errors or inconsistencies can lead to unexpected lock releases.
  
  
  Solution:
  
  Retry the Operation: If you encounter this message, try to perform the operation again after a short wait. This