pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-20509-Bonnie_Doon.ps) >>/Users/jc/w/tmp/Tune-20509-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/drumband.org/Bonnie_Doon.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
Coll_20509.log 132688 Log file, useful mostly for debugging
Tune-20509-Bonnie_Doon.abc 259 ABC music file with the extracted tune(s)
Tune-20509-Bonnie_Doon.ps 34899 PostScript
Tune-20509-Bonnie_Doon.txt 259 Plain-text file with the extracted tune(s)
Tune-20509-get.log 4238 Log file, useful mostly for debugging
These files should be available for 24 hours.