Mismatch: X:14534 doesn't match requested X:14537
Mismatch: X:14535 doesn't match requested X:14537
Mismatch: X:14536 doesn't match requested X:14537
Mismatch: X:14538 doesn't match requested X:14537
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-22091-r.ps) >>/Users/jc/w/tmp/Tune-22091-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/terra.es/personal8/niltoni/r.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-22091-get.log 178160 Log file, useful mostly for debugging
Tune-22091-r.abc 308 ABC music file with the extracted tune(s)
Tune-22091-r.ps 34831 PostScript
Tune-22091-r.txt 308 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.