pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-97859-472_Jacksons_Humours_of_Panteen.ps) >>/Users/jc/w/tmp/Tune-97859-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnMacphersonMulhollan/472_Jacksons_Humours_of_Panteen.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_97859.log 826 Log file, useful mostly for debugging
Tune-97859-472_Jacksons_Humours_of_Panteen.abc 1092 ABC music file with the extracted tune(s)
Tune-97859-472_Jacksons_Humours_of_Panteen.ps 40688 PostScript
Tune-97859-472_Jacksons_Humours_of_Panteen.txt 1092 Plain-text file with the extracted tune(s)
Tune-97859-get.log 15550 Log file, useful mostly for debugging
These files should be available for 24 hours.