Hi, > > http://www.gnu.org/software/xorriso/xorriso-1.2.6.tar.gz > Works nicely. Boots off usb stick. Using 1.2.6. Now this puzzling. > Hope to get onto > 'xorriso -abort_on FATAL -report_about ALL -as mkisofs ...' > tomorrow. Please send me the output of runs with each of the three versions you tested. Especially interesting is whether they really get the same program arguments. Have a nice day :) Thomas