one

code/modules/cargo/console.dm

@@ -36,6 +36,7 @@
 		cat |= EXPORT_EMAG
 
 /obj/machinery/computer/cargo/emag_act(mob/user)
+	. = ..()
 	if(obj_flags & EMAGGED)
 		return
 	user.visible_message("<span class='warning'>[user] swipes a suspicious card through [src]!</span>",
@@ -48,6 +49,7 @@
 	var/obj/item/circuitboard/computer/cargo/board = circuit
 	board.contraband = TRUE
 	board.obj_flags |= EMAGGED
+	return TRUE
 
 /obj/machinery/computer/cargo/ui_interact(mob/user, ui_key = "main", datum/tgui/ui = null, force_open = FALSE, \
 											datum/tgui/master_ui = null, datum/ui_state/state = GLOB.default_state)