[NTG-context] Error using xtable

Hello all, I experimented with xtables and found the following effect: This code is ok: \starttext \startxtable \startxrow \startxcell \input ward \stopxcell \stopxrow \stopxtable \stoptext But this compiled with an error: \starttext \startxtable %\startxtablebody \startxrow \startxcell \input ward \stopxcell \stopxrow \stopxtable \stoptext Log file: system > tex > error on line 0 in file : Emergency stop ... <empty file> <*> cont-yes.mkiv *** (job aborted, no legal \end found) ! ==> Fatal error occurred, no output PDF file produced! Is this a bug or a feature? -- Dmitriy