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I have 3 modules
1.Contact 2.Car 3.Job Card
Contact -One to Many- Car
Contact -One to Many- Job Card
Car -One to Many- Job Card

On Job Card Create/Edit view I have related fields Contact & Car.
I want to achieve, If i select a contact say ‘ABC’, on Car popup I want Only cars belong to ‘ABC’

Cars is basic custom Module, where LBL_NAME is used to store cars number.
Job Card is rename of Projects Module.