pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9458-20402_Heaving_of_the_Lead.ps) >>/Users/jc/w/tmp/Tune-9458-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/20402_Heaving_of_the_Lead.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-9458-20402_Heaving_of_the_Lead.abc 817 ABC music file with the extracted tune(s)
Tune-9458-20402_Heaving_of_the_Lead.ps 38086 PostScript
Tune-9458-20402_Heaving_of_the_Lead.txt 817 Plain-text file with the extracted tune(s)
Tune-9458-get.log 4722 Log file, useful mostly for debugging
Tune-94580-GatheringPeascods_PLFD1651_027.abc 532 ABC music file with the extracted tune(s)
Tune-94580-GatheringPeascods_PLFD1651_027.ps 33718 PostScript
Tune-94580-GatheringPeascods_PLFD1651_027.txt 532 Plain-text file with the extracted tune(s)
Tune-94580-get.log 5013 Log file, useful mostly for debugging
These files should be available for 24 hours.