pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8158-SliabhLuachroOnParade.ps) >>/Users/jc/w/tmp/Tune-8158-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/CuzTeahan/SliabhLuachroOnParade.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-8158-SliabhLuachroOnParade.abc 383 ABC music file with the extracted tune(s)
Tune-8158-SliabhLuachroOnParade.ps 34021 PostScript
Tune-8158-SliabhLuachroOnParade.txt 383 Plain-text file with the extracted tune(s)
Tune-8158-get.log 39137 Log file, useful mostly for debugging
Tune-81581-WO.abc 0 ABC music file with the extracted tune(s)
Tune-81581-WO.txt 0 Plain-text file with the extracted tune(s)
Tune-81581-get.log 2897 Log file, useful mostly for debugging
Tune-81589-get.log 46401 Log file, useful mostly for debugging
Tune-81589-irish_trad_fidd_music.abc 547 ABC music file with the extracted tune(s)
Tune-81589-irish_trad_fidd_music.txt 547 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.