How To Fix CNV_MBT531 - User locking not allowed.

CNV_MBT531 - Overview

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 531

• Message text: User locking not allowed.

What causes this issue?

The program for locking the user is checking the Global Parameter
GLOBL_NO_USER_LOCKING. If the Global Parameter is set to 'X' then no
locking of the user is allowed and the program is ending with this
message.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_MBT531 - Details

• The SAP error message CNV_MBT531: User locking not allowed typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other migration tools. This error indicates that the system is trying to lock a user for a specific operation, but the locking mechanism is not permitted in the current context.
  Causes:
  
  User Locking Configuration: The system may be configured to prevent user locking during certain operations, which can lead to this error.
  Migration Process: The migration process may be attempting to lock a user account that is not allowed to be locked due to system settings or user roles.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to perform user locking operations.
  Technical Restrictions: Certain technical restrictions in the SAP system or specific migration scenarios may prevent user locking.
  
  Solutions:
  
  Check User Locking Settings: Review the configuration settings related to user locking in your SAP system.