pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-10744-Silver_Spear-D-32-3.ps) >>/Users/jc/w/tmp/Tune-10744-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/session/Ireland/reel/Silver_Spear-D-32-3.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-10744-Silver_Spear-D-32-3.abc 446 ABC music file with the extracted tune(s)
Tune-10744-Silver_Spear-D-32-3.ps 35398 PostScript
Tune-10744-Silver_Spear-D-32-3.txt 446 Plain-text file with the extracted tune(s)
Tune-10744-get.log 4977 Log file, useful mostly for debugging
These files should be available for 24 hours.