pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-78101-02_Raffle.ps) >>/Users/jc/w/tmp/Tune-78101-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/DftY/1813/Button_Whitaker/02_Raffle.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_78101.log 287140 Log file, useful mostly for debugging
Tune-78101-02_Raffle.abc 1052 ABC music file with the extracted tune(s)
Tune-78101-02_Raffle.ps 34385 PostScript
Tune-78101-02_Raffle.txt 1052 Plain-text file with the extracted tune(s)
Tune-78101-get.log 4509 Log file, useful mostly for debugging
These files should be available for 24 hours.