pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7092-DavidWhitesR_D.ps) >>/Users/jc/w/tmp/Tune-7092-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/DavidWhitesR_D.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_70922.log 969970 Log file, useful mostly for debugging
Coll_70926.log 524585 Log file, useful mostly for debugging
Tune-7092-DavidWhitesR_D.abc 743 ABC music file with the extracted tune(s)
Tune-7092-DavidWhitesR_D.ps 38537 PostScript
Tune-7092-DavidWhitesR_D.txt 743 Plain-text file with the extracted tune(s)
Tune-7092-get.log 4514 Log file, useful mostly for debugging
Tune-70926-get.log 18746 Log file, useful mostly for debugging
These files should be available for 24 hours.