The upstream developers have replaced the "pswrite" PostScript output device by the new "ps2write" already some years ago and recently they have removed "pswrite" and all other "pswrite"-based output devices, including "psgray".
Please use the "ps2write" device now. ** Changed in: ghostscript (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to ghostscript in Ubuntu. https://bugs.launchpad.net/bugs/1251303 Title: ghostscript device psgray does not exist. Status in “ghostscript” package in Ubuntu: Won't Fix Bug description: running the following up to version 13.04 used to work ok: pdf2ps -sDEVICE=psgray AFILE.pdf on 13.10 I get the following error: Unknown device: psgray Unrecoverable error: undefined in .uninstallpagedevice Operand stack: defaultdevice -------------- gs -h does not include psgray or any other ps driver. According to http://www.gnu.org/software/ghostscript/devices.html If the device you need is not listed, but does appear in the list below, you will need to recompile Ghostscript. so maybe you need to recompile enabling psgray etc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ghostscript/+bug/1251303/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp