undo commands, without a query or an error
Major Section:  HISTORY

:ubt! :x-4

The keyword command :ubt! is the same as :ubt, but with related queries suppressed appropriately, and with a guarantee that it is ``error-free.'' More precisely, the value returned by :ubt! will always be of the form (mv nil val state). :Oops will undo the last :ubt!. See ubt, see ubu, and see u.