Violation of PRIMARY KEY constraint 'PK__fr_lock__3213E83F97B0B14D'. Cannot insert duplicate key in object 'dbo.fr_lock'. The duplicate key value is (DataViewController/ETO/dbo/FindandReserveModels).
What seems to be happening is the row in the fr_lock table not getting cleaned out before another record is inserted.
Release : 4.9.53
Component : CA Test Data Manager
Please download the latest FDM patch from below link. Install the patch and verify the issue.