pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-45165-42_DEIL_STICK_DA_MINISTER.ps) >>/Users/jc/w/tmp/Tune-45165-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/HaandMeDoonDaFiddle/42_DEIL_STICK_DA_MINISTER.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_45165.log 466808 Log file, useful mostly for debugging
Tune-45165-42_DEIL_STICK_DA_MINISTER.abc 995 ABC music file with the extracted tune(s)
Tune-45165-42_DEIL_STICK_DA_MINISTER.ps 35379 PostScript
Tune-45165-42_DEIL_STICK_DA_MINISTER.txt 995 Plain-text file with the extracted tune(s)
Tune-45165-get.log 10416 Log file, useful mostly for debugging
These files should be available for 24 hours.