After build runner InvalidType

[mohamadalghanem474]

@freezed
abstract class SubState with _$SubState {
const factory SubState({
@default(null) T? data,
@default(Status.initial) Status status,
@default('') String message,
}) = _SubState;
}

@freezed
abstract class OrderState with _$OrderState {
const factory OrderState({
@default(SubState()) SubState shipmentVendorListState,
}) = _OrderState;
}

/////// here issue
$SubStateCopyWith<InvalidType, $Res> get shipmentVendorListState;