pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3712-OFenlons_Hornpipe-Bb-32-3.ps) >>/Users/jc/w/tmp/Tune-3712-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ONeills/hornpipe/OFenlons_Hornpipe-Bb-32-3.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_3712.log 274496 Log file, useful mostly for debugging
Coll_37124.log 420710 Log file, useful mostly for debugging
Coll_37125.log 275901 Log file, useful mostly for debugging
Tune-3712-OFenlons_Hornpipe-Bb-32-3.abc 485 ABC music file with the extracted tune(s)
Tune-3712-OFenlons_Hornpipe-Bb-32-3.ps 35864 PostScript
Tune-3712-OFenlons_Hornpipe-Bb-32-3.txt 485 Plain-text file with the extracted tune(s)
Tune-3712-get.log 4874 Log file, useful mostly for debugging
Tune-37123-get.log 3475 Log file, useful mostly for debugging
Tune-37124-get.log 4960 Log file, useful mostly for debugging
These files should be available for 24 hours.