How To Fix USMD1A219 - User &1 has already selected the key &3 for &2

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1A - Messages: Abstraction Layer

• Message number: 219

• Message text: User &1 has already selected the key &3 for &2

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The system terminates processing.

How to fix this error?

Choose a different key.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message USMD1A219 - User &1 has already selected the key &3 for &2 ?

  The SAP error message USMD1A219 indicates that a user has attempted to select a key that has already been selected by another user or process in the context of the SAP Master Data Governance (MDG) application. This typically occurs when multiple users are trying to work on the same data object simultaneously, leading to a conflict.
  Cause:
  
  Concurrent Access: The primary cause of this error is that the key (e.g., a business partner, material, or customer) is already being processed or edited by another user.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. When one user selects a key for editing, it locks that key for other users until the first user completes their action.
  Session Timeout: If a user has an open session that has timed out, the lock may not be released properly, causing this error for other users.
  
  Solution:
  
  Check for Active Sessions: Verify if another user is currently editing the same key. If so, you may need to wait until they finish their work.
  Release Locks: If you suspect that a lock is still active due to a session timeout, you can use transaction code SM12 to check for and release any unnecessary locks.
  Retry the Action: After confirming that the key is not being used by another user, try to select the key again.
  Communicate with Users: If you are in a collaborative environment, communicate with your team to avoid simultaneous edits on the same data object.
  Check for Background Jobs: Sometimes, background jobs may also hold locks. Check if any background processes are running that might be using the key.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage locks) and SM21 (to check system logs for any related issues).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on how to manage data objects in MDG to minimize conflicts.
  System Configuration: Review the system configuration for any settings related to locking behavior in MDG.
  
  If the problem persists after trying the above solutions, it may be necessary to consult with your SAP Basis or technical support team for further investigation.