Mismatch: X:1200 doesn't match requested X:737
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-87692-wind-that-shakes-1.ps) >>/Users/jc/w/tmp/Tune-87692-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/musicaviva.com/ireland/wi/wind-that-shakes/wind-that-shakes-1.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-87692-get.log 5891 Log file, useful mostly for debugging
Tune-87692-wind-that-shakes-1.abc 780 ABC music file with the extracted tune(s)
Tune-87692-wind-that-shakes-1.ps 35402 PostScript
Tune-87692-wind-that-shakes-1.txt 780 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.