Mismatch: X:4309 doesn't match requested X:4310
Mismatch: X:9496 doesn't match requested X:4310
Mismatch: X:9497 doesn't match requested X:4310
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-68666-tunebook.ps) >>/Users/jc/w/tmp/Tune-68666-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-68666-get.log 3056694 Log file, useful mostly for debugging
Tune-68666-tunebook.abc 748 ABC music file with the extracted tune(s)
Tune-68666-tunebook.ps 37400 PostScript
Tune-68666-tunebook.txt 748 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.