How To Fix DI759 - Lock parameter & meaningless, as it does not refer to a lock argument

SAP Error Message - Details

• Message type: E = Error

• Message class: DI - Dictionary messages: Indexes

• Message number: 759

• Message text: Lock parameter & meaningless, as it does not refer to a lock argument

What causes this issue?

The <DS:TX.DDDOK_ENQU_PARAMETER>lock parameter</> of the lock object is
meaningless, as no <DS:TX.DDDOK_ENQU_FIELD>lock fields</> belong to it.

System Response

The action is continued with a warning.

How to fix this error?

Check whether you have defined <DS:TX.DDDOK_ENQU_MODE>lock modes</> for
all tables you want to lock. If this is the case, check whether you can
delete the lock parameter. For this however the parameter must not be
used in any call to a lock module belonging to the lock object.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DI759 - Lock parameter & meaningless, as it does not refer to a lock argument ?

  The SAP error message DI759, which states "Lock parameter & meaningless, as it does not refer to a lock argument," typically occurs in the context of data locking mechanisms within SAP systems. This error indicates that there is an issue with the parameters being used in a locking function, where the specified lock parameter is not recognized or is invalid.
  Cause:
  
  Invalid Lock Parameter: The lock parameter being passed to a function or method is not valid or does not correspond to any existing lock argument.
  Programming Error: There may be a mistake in the code where the lock parameter is being set or passed incorrectly.
  Configuration Issues: There could be issues with the configuration of the locking mechanism in the SAP system.
  Data Consistency Issues: If the data being processed is inconsistent or corrupted, it may lead to this error.
  
  Solution:
  
  Check Lock Parameters: Review the code or configuration where the lock parameters are defined. Ensure that the parameters being used are valid and correspond to the expected lock arguments.
  Debugging: If you have access to the ABAP code, use the debugger to trace the execution and identify where the invalid lock parameter is being set.
  Review Documentation: Consult the SAP documentation for the specific function or method you are using to ensure that you are using the correct parameters.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error.
  Testing: If possible, test the functionality in a development or test environment to replicate the issue and identify the root cause without affecting production data.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Lock Mechanism in SAP: SAP uses a locking mechanism to prevent data inconsistencies when multiple users or processes attempt to access or modify the same data simultaneously.
  Transaction Codes: Familiarize yourself with transaction codes related to locking, such as SM12 (Display and Delete Locks) and SM21 (System Log).
  ABAP Development: If you are a developer, understanding how to implement locking in ABAP programs is crucial. Look into the use of ENQUEUE and DEQUEUE functions for managing locks.
  
  By following these steps, you should be able to diagnose and resolve the DI759 error in your SAP system.