pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-34598-4141_the_Red_Plaid.ps) >>/Users/jc/w/tmp/Tune-34598-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Kerr/MM4/4141_the_Red_Plaid.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
Tune-34598-4141_the_Red_Plaid.abc 411 ABC music file with the extracted tune(s)
Tune-34598-4141_the_Red_Plaid.ps 34808 PostScript
Tune-34598-4141_the_Red_Plaid.txt 411 Plain-text file with the extracted tune(s)
Tune-34598-get.log 4821 Log file, useful mostly for debugging
These files should be available for 24 hours.