pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5909-GandersStrutH.ps) >>/Users/jc/w/tmp/Tune-5909-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/contrib/Tunes/GandersStrutH.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-5909-GandersStrutH.abc 633 ABC music file with the extracted tune(s)
Tune-5909-GandersStrutH.ps 6 PostScript
Tune-5909-GandersStrutH.txt 633 Plain-text file with the extracted tune(s)
Tune-5909-get.log 30245 Log file, useful mostly for debugging
Tune-59092-get.log 1493 Log file, useful mostly for debugging
Tune-59096-get.log 2890 Log file, useful mostly for debugging
These files should be available for 24 hours.