Thanks alot!~

512x512 transparent icon .png
 entity name attackhelicopter.entity

temporary fix

Change

                case "boat":
                case "rowboat":
                case "motorboat":
                    return 2783365250;

                case "copter":
                case "mini":
                case "minicopter":
                    return 2906148311;
​

to

                case "boat":
                case "rowboat":
                case "motorboat":
                    return 2783365250;

                case "attackheli":
                    return 3032514796;

                case "copter":
                case "mini":
                case "minicopter":
                    return 2906148311;

and

            {
                skinId = 2906148311,
                displayName = "MiniCopter",
                prefab = "assets/content/vehicles/minicopter/minicopter.entity.prefab",
            },
            new VehicleEntry
            {
                skinId = 2783365060,
                displayName = "Sedan",
                prefab = "assets/content/vehicles/sedan_a/sedantest.entity.prefab",
            },

to

            {
                skinId = 2906148311,
                displayName = "MiniCopter",
                prefab = "assets/content/vehicles/minicopter/minicopter.entity.prefab",
            },
            new VehicleEntry
            {
                skinId = 3032514796,
                displayName = "AttackHeli",
                prefab = "assets/content/vehicles/attackhelicopter/attackhelicopter.entity.prefab",
            },
            new VehicleEntry
            {
                skinId = 2783365060,
                displayName = "Sedan",
                prefab = "assets/content/vehicles/sedan_a/sedantest.entity.prefab",
            },