How To Fix /BOBF/CONF321 - Lock class &1 does not support lock-depth of node &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/CONF -

• Message number: 321

• Message text: Lock class &1 does not support lock-depth of node &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CONF321 - Lock class &1 does not support lock-depth of node &2 ?

  The SAP error message /BOBF/CONF321 Lock class &1 does not support lock-depth of node &2 typically occurs in the context of Business Object Processing Framework (BOPF) when there is an issue with the locking mechanism for business objects. This error indicates that the lock class defined for a particular node does not support the specified lock depth.
  Cause:
  
  Lock Class Configuration: The lock class defined for the business object or node may not be configured to handle the specified lock depth. Lock depth refers to the level of locking that is required for the node, and if the lock class does not support it, this error will be triggered.
  Incorrect Node Configuration: The node configuration in the BOPF model may not align with the expected locking behavior, leading to a mismatch between the lock class and the node's requirements.
  Concurrency Issues: If multiple transactions are trying to access the same node with different lock depths, it can lead to this error.
  
  Solution:
  
  Check Lock Class Configuration: Review the configuration of the lock class associated with the node. Ensure that it is set up to support the required lock depth. You may need to adjust the lock class settings in the BOPF configuration.
  Adjust Node Lock Depth: If possible, modify the node's lock depth to match the capabilities of the lock class. This may involve changing the way the node is defined in the BOPF model.
  Review BOPF Model: Ensure that the BOPF model is correctly defined and that all nodes and their respective lock classes are properly aligned. You may need to consult the BOPF documentation or work with a developer familiar with BOPF to make necessary adjustments.
  Testing: After making changes, thoroughly test the business object to ensure that the locking behavior works as expected and that the error does not reoccur.
  
  Related Information:
  
  BOPF Documentation: Refer to the official SAP documentation on BOPF for detailed information on configuring lock classes and nodes.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resolving locking issues in BOPF.
  Transaction Codes: Use transaction codes like BOPF or SE80 to access and modify BOPF configurations.
  Debugging: If the issue persists, consider using debugging tools to trace the execution and identify where the lock depth mismatch occurs.
  
  If you continue to experience issues after following these steps, it may be beneficial to consult with SAP support or a technical consultant who specializes in BOPF and locking mechanisms.