pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-70798-44_OldMarch_Em.ps) >>/Users/jc/w/tmp/Tune-70798-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/HillCountryTunes/44_OldMarch_Em.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-70798-44_OldMarch_Em.abc 584 ABC music file with the extracted tune(s)
Tune-70798-44_OldMarch_Em.ps 34449 PostScript
Tune-70798-44_OldMarch_Em.txt 584 Plain-text file with the extracted tune(s)
Tune-70798-Hamilton_HUTB2-1846-V2.abc 160 ABC music file with the extracted tune(s)
Tune-70798-Hamilton_HUTB2-1846-V2.ps 6 PostScript
Tune-70798-Hamilton_HUTB2-1846-V2.txt 160 Plain-text file with the extracted tune(s)
Tune-70798-get.log 8975 Log file, useful mostly for debugging
These files should be available for 24 hours.