pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-70060-Back_of_the_Change_House-D-16-3,2.ps) >>/Users/jc/w/tmp/Tune-70060-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/strathspey/Back_of_the_Change_House-D-16-3,2.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
Tune-70060-Back_of_the_Change_House-D-16-3,2.abc 1436 ABC music file with the extracted tune(s)
Tune-70060-Back_of_the_Change_House-D-16-3,2.ps 45071 PostScript
Tune-70060-Back_of_the_Change_House-D-16-3,2.txt 1436 Plain-text file with the extracted tune(s)
Tune-70060-get.log 6991 Log file, useful mostly for debugging
These files should be available for 24 hours.