pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-33980-OLD_SPEDLING_CASTLES_GHOSTS_DANCE.ps) >>/Users/jc/w/tmp/Tune-33980-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/sfco.puckette.com/jig/OLD_SPEDLING_CASTLES_GHOSTS_DANCE.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-33980-OLD_SPEDLING_CASTLES_GHOSTS_DANCE.abc 817 ABC music file with the extracted tune(s)
Tune-33980-OLD_SPEDLING_CASTLES_GHOSTS_DANCE.ps 40575 PostScript
Tune-33980-OLD_SPEDLING_CASTLES_GHOSTS_DANCE.txt 817 Plain-text file with the extracted tune(s)
Tune-33980-get.log 5592 Log file, useful mostly for debugging
These files should be available for 24 hours.