pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5026-GeneralStuartsReel.ps) >>/Users/jc/w/tmp/Tune-5026-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/GeneralStuartsReel.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_50264.log 1215785 Log file, useful mostly for debugging
Form_5026.log 840 Log file, useful mostly for debugging
Tune-5026-GeneralStuartsReel.abc 695 ABC music file with the extracted tune(s)
Tune-5026-GeneralStuartsReel.ps 34268 PostScript
Tune-5026-GeneralStuartsReel.txt 695 Plain-text file with the extracted tune(s)
Tune-5026-get.log 4604 Log file, useful mostly for debugging
Tune-50260-get.log 4075 Log file, useful mostly for debugging
Tune-50262-get.log 4444 Log file, useful mostly for debugging
Tune-50265-get.log 1874 Log file, useful mostly for debugging
Tune-50266-get.log 1364 Log file, useful mostly for debugging
Tune-50269-get.log 35065 Log file, useful mostly for debugging
These files should be available for 24 hours.