How prevent to remove a bill of material?

[Cherry_Tran]

Dear Experts,

How can I prevent someone remove a bill of material in the system? I user Sap business One ver. Hana.

[sumama92]

Just try this, 100% working.

IF :object_type = '66' AND :transaction_type = 'D' THEN
error := 672;
error_message := 'You are not authorised to Delete BOM';

END IF;