pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2077-10431_Life_Let_Us_Cherish.ps) >>/Users/jc/w/tmp/Tune-2077-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/10431_Life_Let_Us_Cherish.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_20774.log 447210 Log file, useful mostly for debugging
Form_20771.log 1910 Log file, useful mostly for debugging
Tune-2077-10431_Life_Let_Us_Cherish.abc 688 ABC music file with the extracted tune(s)
Tune-2077-10431_Life_Let_Us_Cherish.ps 33879 PostScript
Tune-2077-10431_Life_Let_Us_Cherish.txt 688 Plain-text file with the extracted tune(s)
Tune-2077-get.log 4710 Log file, useful mostly for debugging
Tune-20770-get.log 3882 Log file, useful mostly for debugging
These files should be available for 24 hours.