How To Fix MDC_BP_ADAPTER005 - IM in HANA Task is exclusively locked

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_BP_ADAPTER - Business Partner Adapter

• Message number: 005

• Message text: IM in HANA Task is exclusively locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_BP_ADAPTER005 - IM in HANA Task is exclusively locked ?

  The SAP error message MDC_BP_ADAPTER005 IM indicates that a task in the HANA database is exclusively locked, which prevents other operations from proceeding. This can occur in various scenarios, such as during data processing, updates, or when multiple users or processes attempt to access the same resource simultaneously.
  Cause:
  
  Exclusive Locking: The error typically arises when a transaction or process holds an exclusive lock on a database object (like a table or row) and another transaction tries to access it.
  Long-Running Transactions: If a transaction takes too long to complete, it can lead to locks being held for an extended period, causing other processes to fail.
  Deadlocks: In some cases, deadlocks can occur when two or more transactions are waiting for each other to release locks.
  System Configuration: Misconfiguration in the system or improper handling of transactions can also lead to locking issues.
  
  Solution:
  
  Identify the Lock: Use the HANA Studio or SQL commands to identify which session or transaction is holding the lock. You can use the following SQL command to check for locks:
  SELECT * FROM M_Locks WHERE LOCK_TYPE = 'EXCLUSIVE';
  
  Terminate the Blocking Session: If you identify a session that is holding the lock unnecessarily, you can terminate it using the following command:
  KILL <session_id>;
  Be cautious with this approach, as it may lead to data inconsistency if the session is performing critical operations.
  
  Optimize Transactions: Review and optimize the transactions that are causing locks. Ensure that they are as short as possible and avoid long-running transactions.
  Increase Timeout Settings: If applicable, consider increasing the timeout settings for transactions to allow more time for locks to be released.
  Review Application Logic: Ensure that the application logic is designed to handle locks appropriately, such as implementing retry mechanisms or using non-blocking access where possible.
  
  Related Information:
  
  Monitoring Tools: Use SAP HANA monitoring tools to keep track of locks and performance issues. The HANA Cockpit provides insights into system performance and locking issues.
  Documentation: Refer to SAP documentation for best practices on managing locks and transactions in HANA.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to locking in your version of SAP HANA.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support for further assistance.