How To Fix LM166 - User &1 is currently editing partner &2 in limit type &3

SAP Error Message - Details

• Message type: E = Error

• Message class: LM - Treasury: Limit Management

• Message number: 166

• Message text: User &1 is currently editing partner &2 in limit type &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LM166 - User &1 is currently editing partner &2 in limit type &3 ?

  The SAP error message LM166 indicates that a user is currently editing a partner in a specific limit type, which prevents other users from making changes to that same partner's data. This is a common issue in systems where multiple users may need to access and edit the same data simultaneously.
  Cause:
  The error occurs when:
  
  A user (User &1) is currently editing a partner (Partner &2) in a specific limit type (Limit Type &3).
  The system locks the data to prevent conflicts and ensure data integrity, which means that other users cannot edit the same data until the first user has finished their changes and released the lock.
  
  Solution:
  To resolve this issue, you can take the following steps:
  
  
  Wait for Release: If the user currently editing the partner is known, you can wait for them to finish their changes and save or cancel their edits. Once they release the lock, you should be able to edit the partner's data.
  
  
  Check User Status: If you have the necessary permissions, you can check which user is currently editing the partner. This can often be done through transaction codes like SM12 (to view locks) or SM21 (to view system logs).
  
  
  Contact the User: If you know the user who is editing the data, you can reach out to them to see if they can complete their changes or if they can release the lock.
  
  
  Force Release (if necessary): If the user is unavailable and the situation is urgent, a system administrator can forcefully release the lock using transaction SM12. However, this should be done with caution, as it may lead to data inconsistencies if the user is in the middle of making changes.
  
  
  Review System Configuration: If this issue occurs frequently, it may be worth reviewing the system configuration and user access to see if adjustments can be made to minimize conflicts.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage locks), SM21 (to view system logs), and SU01 (to manage user profiles).
  User Training: Ensure that users are trained on how to properly save and exit transactions to minimize the chances of leaving data locked.
  System Performance: If the system is slow, users may take longer to complete their tasks, leading to more frequent locking issues. Consider reviewing system performance and optimizing it if necessary.
  
  By following these steps, you should be able to address the LM166 error and manage partner data effectively in SAP.