pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-60647-Old_Man_a_Bed_full_of_Bones.ps) >>/Users/jc/w/tmp/Tune-60647-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/JohnWalsh/Old_Man_a_Bed_full_of_Bones.abc

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_60647.log 0 Log file, useful mostly for debugging
Tune-60647-Old_Man_a_Bed_full_of_Bones.abc 2271 ABC music file with the extracted tune(s)
Tune-60647-Old_Man_a_Bed_full_of_Bones.ps 34430 PostScript
Tune-60647-Old_Man_a_Bed_full_of_Bones.txt 2271 Plain-text file with the extracted tune(s)
Tune-60647-get.log 4728 Log file, useful mostly for debugging
These files should be available for 24 hours.