pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-93668-fiddle-tunes_abc_waltzes.ps) >>/Users/jc/w/tmp/Tune-93668-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/web.me.com/peterynh/music/fiddle-tunes_abc_waltzes.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-93668-fiddle-tunes_abc_waltzes.abc 380 ABC music file with the extracted tune(s)
Tune-93668-fiddle-tunes_abc_waltzes.ps 35806 PostScript
Tune-93668-fiddle-tunes_abc_waltzes.txt 380 Plain-text file with the extracted tune(s)
Tune-93668-get.log 8454 Log file, useful mostly for debugging
These files should be available for 24 hours.