Cant use 'accept' option in droppable

[aep-saepudin]

I cant use accept in dropable when i drag element of draggable to accepted area it raise an error..

[iwangbowen]

I cant use accept in dropable when i drag element of draggable to accepted area it raise an error..

I encountered the same error and fixed the error by removing the accept option. Hope this bug could be fixed.

For anyone who needs to use accept in droppable, you can circumvent this issue by using scope option instead of accept which acts exactly the same as accept.