pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-55560-10221_Salem_Cadets_March.ps) >>/Users/jc/w/tmp/Tune-55560-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP1/10221_Salem_Cadets_March.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_55560.log 94063 Log file, useful mostly for debugging
Tune-55560-10221_Salem_Cadets_March.abc 2036 ABC music file with the extracted tune(s)
Tune-55560-10221_Salem_Cadets_March.ps 56570 PostScript
Tune-55560-10221_Salem_Cadets_March.txt 2036 Plain-text file with the extracted tune(s)
Tune-55560-get.log 5042 Log file, useful mostly for debugging
These files should be available for 24 hours.