pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-60548-MillersRant_1.ps) >>/Users/jc/w/tmp/Tune-60548-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/by/James_Scott_Skinner/MillersRant_1.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_60548.log 144017 Log file, useful mostly for debugging
Tune-60548-MillersRant_1.abc 340 ABC music file with the extracted tune(s)
Tune-60548-MillersRant_1.ps 36280 PostScript
Tune-60548-MillersRant_1.txt 340 Plain-text file with the extracted tune(s)
Tune-60548-get.log 4430 Log file, useful mostly for debugging
These files should be available for 24 hours.