pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-13386-SliabhLuachroOnParade.ps) >>/Users/jc/w/tmp/Tune-13386-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CuzTeahan/SliabhLuachroOnParade.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-13386-SliabhLuachroOnParade.abc 58437 ABC music file with the extracted tune(s)
Tune-13386-SliabhLuachroOnParade.ps 767573 PostScript
Tune-13386-SliabhLuachroOnParade.txt 58437 Plain-text file with the extracted tune(s)
Tune-13386-get.log 116214 Log file, useful mostly for debugging
These files should be available for 24 hours.