Message type: E = Error
Message class:  FINS_FI_MIG - SAP S/4HANA Finance: Data Migration 
Message number: 206
Message text: OBT Engine is locked
Object Based Transformation(OBT) engine is locked.
You are trying to do company code specific sFIN migration but SAP LT OBT
engine has not yet unlocked.
To unlock OBT engine please contact SAP_DMLT_GCE@SAP.COM or raise a
ticket in component FIN-MIG-CCS.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FINS_FI_MIG206 indicating that the "OBT Engine is locked" typically occurs during the migration process in SAP, particularly when using the Financial Accounting (FI) module. This error suggests that the OBT (Open Balance Transfer) engine is currently locked, preventing further processing.
Cause: Concurrent Processes: The OBT engine may be locked due to another process that is currently running and using the same resources. This can happen if multiple users or processes are trying to execute migration tasks simultaneously. Incomplete Previous Migration: If a previous migration process did not complete successfully, it might leave the OBT engine in a locked state. System
Configuration Issues: There may be configuration settings or system parameters that are causing the OBT engine to lock.
Solution: Check for Running Processes: Use transaction codes like SM66 (Global Work Process Overview) or SM50 (Work Process Overview) to check if there are any active processes that are using the OBT engine. If
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