How To Fix UMGLOG202 - Table &1 is locked by user &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: UMGLOG - Message class for the SPUMG Main Log

• Message number: 202

• Message text: Table &1 is locked by user &2.

What causes this issue?

The target table of the Repair Hint is locked in the SUMG Manual Repair.
Repair Hints must not be executed in parallel to row by row repair.

System Response

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

How to fix this error?

Unlock the table in the SUMG Manual Repair.

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 UMGLOG202 - Table &1 is locked by user &2. ?

  The SAP error message UMGLOG202 indicates that a specific table (denoted as &1) is locked by a user (denoted as &2). This typically occurs when a user is performing an operation that requires exclusive access to a table, and another user or process is currently holding a lock on that table.
  Cause:
  
  Concurrent Access: Another user or process is currently accessing the table, which prevents your operation from proceeding.
  Long-Running Transactions: A transaction that is taking a long time to complete may hold a lock on the table longer than expected.
  Uncommitted Changes: If a user has made changes to the table but has not yet committed those changes, the table remains locked.
  Deadlocks: In some cases, a deadlock situation may arise where two or more processes are waiting for each other to release locks.
  
  Solution:
  
  
  Identify the Lock:
  
  Use transaction code SM12 to view the list of locks in the system. You can filter by the table name and the user who is holding the lock.
  
  
  
  Release the Lock:
  
  If you have the necessary authorizations, you can manually delete the lock entry from SM12. However, be cautious when doing this, as it may lead to data inconsistencies if the user is in the middle of a transaction.
  
  
  
  Communicate with the User:
  
  If possible, contact the user who is holding the lock to determine if they can complete their transaction or release the lock.
  
  
  
  Check for Long-Running Transactions:
  
  Investigate if there are any long-running transactions that can be optimized or terminated if they are no longer needed.
  
  
  
  Review Application Logic:
  
  If this issue occurs frequently, review the application logic to ensure that locks are being managed properly and that transactions are being committed or rolled back in a timely manner.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: Check system logs for any related errors or warnings.
  ST22: Analyze dumps that may provide insight into issues causing locks.
  
  
  
  Lock Management: Understanding how SAP handles locks is crucial. SAP uses different types of locks (e.g., exclusive locks, shared locks) to manage concurrent access to data.
  
  
  Performance Tuning: If locking issues are frequent, consider performance tuning of the database and application to reduce the time locks are held.
  
  
  Documentation: Refer to SAP Help documentation for more details on lock management and troubleshooting.
  
  
  By following these steps, you should be able to resolve the UMGLOG202 error and prevent it from occurring in the future.