[NTG-context] strc-not.lua:87: attempt to index field '?' (a nil value)

Hello, Perhaps I don't use localfootnotes the right way? Example: \starttext blub\footnote{blub} bla \startlocalfootnotes blub\footnote{blub} \placelocalfootnotes \stoplocalfootnotes \stoptext Cheers, Peter -- Contact information: http://pmrb.free.fr/contact/