pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-13868-CharliesWelcome_A.ps) >>/Users/jc/w/tmp/Tune-13868-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/CharliesWelcome_A.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-13868-CharliesWelcome_A.abc 658 ABC music file with the extracted tune(s)
Tune-13868-CharliesWelcome_A.ps 37711 PostScript
Tune-13868-CharliesWelcome_A.txt 658 Plain-text file with the extracted tune(s)
Tune-13868-get.log 4600 Log file, useful mostly for debugging
These files should be available for 24 hours.