pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8342-LordRosslynsFancy.ps) >>/Users/jc/w/tmp/Tune-8342-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scotland/LordRosslynsFancy.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_83427.log 137645 Log file, useful mostly for debugging
Tune-8342-LordRosslynsFancy.abc 564 ABC music file with the extracted tune(s)
Tune-8342-LordRosslynsFancy.ps 34396 PostScript
Tune-8342-LordRosslynsFancy.txt 564 Plain-text file with the extracted tune(s)
Tune-8342-get.log 4517 Log file, useful mostly for debugging
Tune-83429-PorridgeBowl.abc 818 ABC music file with the extracted tune(s)
Tune-83429-PorridgeBowl.pdf 24343 Portable Data Format
Tune-83429-PorridgeBowl.ps 38195 PostScript
Tune-83429-PorridgeBowl.txt 818 Plain-text file with the extracted tune(s)
Tune-83429-get.log 5675 Log file, useful mostly for debugging
These files should be available for 24 hours.