How To Fix /BOBF/CM_CONF_ADT009 - Resource &1 could not be locked. &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/CM_CONF_ADT -

• Message number: 009

• Message text: Resource &1 could not be locked. &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CM_CONF_ADT009 - Resource &1 could not be locked. &2 ?

  The SAP error message /BOBF/CM_CONF_ADT009 Resource &1 could not be locked. &2 typically indicates that a resource (such as a business object or configuration) is currently locked by another user or process, preventing your transaction from proceeding. This is a common issue in systems where multiple users may be accessing or modifying the same data concurrently.
  Cause:
  
  Concurrent Access: Another user or process is currently editing or has locked the resource you are trying to access.
  Long-running Transactions: A transaction that takes a long time to complete may hold a lock on the resource longer than expected.
  System Configuration: Certain configurations or settings in the system may lead to unexpected locking behavior.
  Deadlocks: In some cases, a deadlock situation may occur where two processes are waiting for each other to release locks.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify the Lock: Use transaction codes like SM12 (for lock entries) to identify which user or process is holding the lock on the resource. You can then communicate with that user to resolve the conflict.
  Release the Lock: If you have the necessary authorizations, you can manually delete the lock entry in SM12. However, be cautious with this approach as it may lead to data inconsistencies if the other user is actively working on the resource.
  Check for Long-running Transactions: Investigate if there are any long-running transactions that may be holding locks and address them accordingly.
  Review System Configuration: If this issue occurs frequently, it may be worth reviewing the system configuration and settings related to locking mechanisms.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates that may address this specific error message.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: System log to check for any related errors or warnings.
  ST22: Dump analysis to see if there are any ABAP runtime errors related to the issue.
  
  
  SAP Documentation: Refer to the official SAP documentation for more details on locking mechanisms and best practices for managing concurrent access.
  User Communication: If you are in a collaborative environment, communicate with your team members to ensure that everyone is aware of the resources being accessed.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.