How To Fix BV189 - Error while locking table TUCNT

SAP Error Message - Details

• Message type: E = Error

• Message class: BV - Customer Measurement

• Message number: 189

• Message text: Error while locking table TUCNT

What causes this issue?

An error occurred while attempting to lock table TUCNT using lock
object E_SLIM_CNT_CONS.

System Response

The consolidation of the object counters is canceled.

How to fix this error?

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

Procedure for System Administrators

Look for the cause of the error and correct the error.
You can find information in the Syslog. Check if the message server is
running. It is possible that the server on which the Enqueue work
process is running has been shut down or crashed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BV189 - Error while locking table TUCNT ?

  The SAP error message BV189, which states "Error while locking table TUCNT," typically occurs when there is an issue with locking the specified database table (in this case, TUCNT) during a transaction. This can happen for several reasons, including:
  Causes:
  
  Concurrent Access: Another user or process is currently accessing or locking the TUCNT table, preventing your transaction from obtaining the necessary lock.
  Database Lock Table Issues: The database lock table may be corrupted or not functioning correctly.
  Long-Running Transactions: If a transaction is taking too long to complete, it may hold locks longer than expected, causing other transactions to fail.
  Insufficient Authorizations: The user may not have the necessary authorizations to lock the table.
  Database Issues: There may be underlying database issues, such as deadlocks or resource contention.
  
  Solutions:
  
  Check for Active Locks: Use transaction code SM12 to check for active locks on the TUCNT table. If you find locks that are no longer needed, you can delete them (if you have the necessary authorizations).
  Wait and Retry: If the lock is held by another user, you may need to wait for that transaction to complete and then retry your operation.
  Review Long-Running Transactions: Use transaction code SM66 to monitor active processes and identify any long-running transactions that may be causing the lock.
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the operation that requires locking the TUCNT table.
  Database Administration: If the issue persists, consult your database administrator to check for any underlying database issues or to perform maintenance on the database.
  System Logs: Review system logs (transaction code SM21) for any related error messages that could provide more context about the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (lock entries), SM21 (system log), and SM66 (global work process overview).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to database locking mechanisms and best practices for managing locks in SAP systems.
  
  If the problem persists after trying the above solutions, it may be necessary to escalate the issue to your SAP Basis team or SAP support for further investigation.