Message type: E = Error
Message class:  CNV_OT_PCL - Messages for PCL of generic OBT parts 
Message number: 012
Message text: Data in preselection table &1 (&2) has been deleted
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The SAP error message CNV_OT_PCL012 indicates that data in a preselection table has been deleted, which can occur during data migration or conversion processes. This message is typically associated with the SAP S/4HANA Migration Cockpit or other data migration tools.
Cause: Data Deletion: The error suggests that the data in the specified preselection table (indicated by &1) for the specific object (indicated by &2) has been deleted. This can happen if: The data was manually deleted by a user. A previous migration step failed, leading to data inconsistency. There was an issue with the migration process that caused the data to be removed. Incorrect Configuration: The migration configuration might not be set up correctly, leading to unexpected deletions. Data Integrity Issues: There may be integrity constraints or dependencies that were not met, causing the system to delete the data.
Solution: Check Preselection Table: Verify the contents of the preselection table specified in the error message. You can do this
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