pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7489-095_Flora_McDonalds_Lament.ps) >>/Users/jc/w/tmp/Tune-7489-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Chappell/095_Flora_McDonalds_Lament.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_74897.log 465411 Log file, useful mostly for debugging
Tune-7489-095_Flora_McDonalds_Lament.abc 531 ABC music file with the extracted tune(s)
Tune-7489-095_Flora_McDonalds_Lament.ps 36627 PostScript
Tune-7489-095_Flora_McDonalds_Lament.txt 531 Plain-text file with the extracted tune(s)
Tune-7489-get.log 4886 Log file, useful mostly for debugging
Tune-74892-get.log 3455 Log file, useful mostly for debugging
These files should be available for 24 hours.