pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-32501-IRISH_ROVER_WEARING_OF_THE_GREEN_4.ps) >>/Users/jc/w/tmp/Tune-32501-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/sfco.puckette.com/reel/IRISH_ROVER_WEARING_OF_THE_GREEN_4.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
Form_32501.log 1560 Log file, useful mostly for debugging
Tune-32501-IRISH_ROVER_WEARING_OF_THE_GREEN_4.abc 478 ABC music file with the extracted tune(s)
Tune-32501-IRISH_ROVER_WEARING_OF_THE_GREEN_4.ps 35783 PostScript
Tune-32501-IRISH_ROVER_WEARING_OF_THE_GREEN_4.txt 478 Plain-text file with the extracted tune(s)
Tune-32501-get.log 11844 Log file, useful mostly for debugging
These files should be available for 24 hours.