message: Fixing mistake
diff: @@ -108,7 +108,7 @@ export function Droppable<T>(props: DroppableProps<T>) {
  const draggableButtons = useMemo(
  () =>
  keyState.map((key) => {
  - const filterOptions = filter.keys.get(key)
  + const filterOptions = filter?.keys.get(key)
  if (filter?.state && filterOptions?.length > 0) {
  return (
  <InternalFilterDraggable<T>
  