On Fri, 2 May 2014, Hugh Medal wrote:
09:32:51.784: Opening document ~/Documents/2_msu/1_MSU_Projects/PROJECT_CEED_ERS/what_I_can_offer/Optimal_Software_Design.lyx...Error: Conversion script failed
09:32:54.505: (file-open /home/hmedal/Documents/2_msu/1_MSU_Projects/PROJECT_CEED_ERS/what_I_can_offer/Optimal_Software_Design.lyx)
Hugh, If others could open the file it suggests that there's something wrong with your installation. Try removing and re-installing lyx-2.1 if you've not already done so. Just for giggles, can you run pdflatex on that file from the command line and produce a readable .pdf? Rich