Mismatch: X:2239 doesn't match requested X:10475
Mismatch: X:7894 doesn't match requested X:10475
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-31295-tunebook.ps) >>/Users/jc/w/tmp/Tune-31295-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/tunebook.org.uk/tunebook.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-31295-get.log 2990872 Log file, useful mostly for debugging
Tune-31295-tunebook.abc 509 ABC music file with the extracted tune(s)
Tune-31295-tunebook.ps 33743 PostScript
Tune-31295-tunebook.txt 509 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.