How To Fix FL681 - You are not allowed to reassign ENQUEUE/DEQUEUE modules

SAP Error Message - Details

• Message type: E = Error

• Message class: FL - Function Builder messages

• Message number: 681

• Message text: You are not allowed to reassign ENQUEUE/DEQUEUE modules

What causes this issue?

ENQUEUE and DEQUEUE modules are generated automatically by the system
when a lock object is activated.
For this reason, you are not allowed to reassign these modules
yourself.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FL681 - You are not allowed to reassign ENQUEUE/DEQUEUE modules ?

  The SAP error message FL681, "You are not allowed to reassign ENQUEUE/DEQUEUE modules," typically occurs in the context of SAP's enqueue and dequeue mechanisms, which are used to manage locks on objects in the system. This error indicates that the user or process attempting to reassign these modules does not have the necessary authorizations or permissions.
  Cause:
  
  Authorization Issues: The user does not have the required authorizations to perform the reassignment of enqueue/dequeue modules.
  System Configuration: The system may be configured to restrict changes to enqueue/dequeue modules to certain users or roles.
  Lock Management: The enqueue/dequeue mechanism is critical for maintaining data integrity, and SAP restricts modifications to prevent conflicts.
  
  Solution:
  
  
  Check User Authorizations:
  
  Ensure that the user has the necessary authorizations to perform the action. This can be done by checking the user's roles and authorizations in transaction SU01 (User Maintenance) or PFCG (Role Maintenance).
  The user may need specific authorizations related to enqueue and dequeue operations.
  
  
  
  Consult with Basis Team:
  
  If you are not the Basis administrator, consult with your SAP Basis team. They can check the system configuration and user roles to ensure that the necessary permissions are granted.
  
  
  
  Review System Configuration:
  
  Check if there are any specific configurations or restrictions in place that prevent the reassignment of enqueue/dequeue modules. This may involve reviewing system parameters or settings in transaction RZ10 or RZ11.
  
  
  
  Use Appropriate Transactions:
  
  Ensure that you are using the correct transactions for managing enqueue and dequeue modules. The standard transactions for these operations are SM12 (for managing locks) and SM21 (for system logs).
  
  
  
  Documentation and Support:
  
  Refer to SAP documentation or support notes related to enqueue/dequeue management for additional guidance. You can search the SAP Support Portal for relevant notes that may address this specific error.
  
  
  
  Related Information:
  
  Enqueue/Dequeue Mechanism: This is a critical part of SAP's locking mechanism that ensures data consistency during concurrent access.
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To view system logs for any related issues.
  SU01: To manage user accounts and authorizations.
  PFCG: To manage roles and authorizations.
  
  
  
  If the issue persists after checking the above points, it may be necessary to escalate the matter to SAP support for further investigation.