pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-94520-I_will_visit_my_love_on_the_mountain.ps) >>/Users/jc/w/tmp/Tune-94520-get.log 2>&1" returned status 256
http://www.tunearch.org/wiki/I_will_visit_my_love_on_the_mountain

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-94520-I_will_visit_my_love_on_the_mountain.abc 288 ABC music file with the extracted tune(s)
Tune-94520-I_will_visit_my_love_on_the_mountain.ps 34175 PostScript
Tune-94520-I_will_visit_my_love_on_the_mountain.txt 288 Plain-text file with the extracted tune(s)
Tune-94520-get.log 4832 Log file, useful mostly for debugging
These files should be available for 24 hours.