See: http://bugs.ghostscript.com/show_bug.cgi?id=691014#c22 The x11alpha driver shows "Error: /rangecheck in --run--" or "Error: /unknownerror in --run--". The x11 driver (-sDEVICE=x11 instead of -sDEVICE=x11alpha) works fine. Just filing this since it looks like bug 691014 will be fixed soon.
Grabbing a Ralph's bugs.
same files reported by different people. *** This bug has been marked as a duplicate of bug 691410 ***