Here is a code fragment: \section{Gallery} \useexternalfigure[B008][B008.jpg][scale=2000] \useexternalfigure[B009][B009.jpg][scale=2000] \useexternalfigure[B010][B010.jpg][scale=2000] \useexternalfigure[B013][B013.jpg][scale=2000] \useexternalfigure[picnic.jpg] \placefigure{} \startcombination[2] {\externalfigure[B008]}{} {\externalfigure[B009]}{} \stopcombination --------------------------------------- ---and here is the error message: )) (./gallery.tex section : - Gallery ! Missing { inserted. <to be read again> \let \noshowargumenterror ->\let \expectedarguments \noexpectedarguments \dodoubleempty #1->\noshowargumenterror \doifnextcharelse [{\dodoubletestemp... l.9 \startcombination [2] ? ------------------------------------------------------ I am using TeXExec 5.2.4 - ConTeXt / PRAGMA ADE 1997-2005 on a Slack Linux system. John Culleton Books with answers to marketing and publishing questions: http://wexfordpress.com/tex/shortlist.pdf Book coaches, consultants and packagers: http://wexfordpress.com/tex/packagers.pdf