pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-24040-Tose.ps) >>/Users/jc/w/tmp/Tune-24040-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/mochpryderi.com/src/Tose.txt

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_24040.log 847 Log file, useful mostly for debugging
Tune-24040-Tose.abc 370 ABC music file with the extracted tune(s)
Tune-24040-Tose.ps 36516 PostScript
Tune-24040-Tose.txt 370 Plain-text file with the extracted tune(s)
Tune-24040-get.log 4496 Log file, useful mostly for debugging
These files should be available for 24 hours.