No category structure in my menu

i have create very much categories (parents and childs)
see here:
http://vinosia.de/wp-content/uploads/2014/07/a.png

and then i want to create a individual menu…:
but no category structure to add:
see here:
http://vinosia.de/wp-content/uploads/2014/07/b.png

Have some one a Plugin for do this?

🙁

pleace, need help. thanks 🙂