pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5842-20352_Fete_du_Village_the_Village_Festival.ps) >>/Users/jc/w/tmp/Tune-5842-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Hamilton/HUTB2/20352_Fete_du_Village_the_Village_Festival.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_58426.log 64454 Log file, useful mostly for debugging
Form_58425.log 728 Log file, useful mostly for debugging
Tune-5842-20352_Fete_du_Village_the_Village_Festival.abc 811 ABC music file with the extracted tune(s)
Tune-5842-20352_Fete_du_Village_the_Village_Festival.ps 35099 PostScript
Tune-5842-20352_Fete_du_Village_the_Village_Festival.txt 811 Plain-text file with the extracted tune(s)
Tune-5842-get.log 7114 Log file, useful mostly for debugging
These files should be available for 24 hours.