Reproduced with Inkscape 0.47+devel r9456 on OS X 10.5.8
possibly related console messages when 'etching' unexpectedly fails: ** (inkscape-bin:94783): WARNING **: Failed to create path: invalid data in dc->cal1 or dc->cal2
Reproduced with Inkscape 0.47+devel r9456 on OS X 10.5.8
possibly related console messages when 'etching' unexpectedly fails: bin:94783) : WARNING **: Failed to create path: invalid data in dc->cal1 or dc->cal2
** (inkscape-