pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-85755-Ryan-Cole.ps) >>/Users/jc/w/tmp/Tune-85755-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ryan-cole/Ryan-Cole.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
Form_85755.log 721 Log file, useful mostly for debugging
Tune-85755-Ryan-Cole.abc 348 ABC music file with the extracted tune(s)
Tune-85755-Ryan-Cole.ps 34114 PostScript
Tune-85755-Ryan-Cole.txt 348 Plain-text file with the extracted tune(s)
Tune-85755-get.log 4413 Log file, useful mostly for debugging
These files should be available for 24 hours.