pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-65188-GreenwoodSide_Bm.ps) >>/Users/jc/w/tmp/Tune-65188-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/GreenwoodSide_Bm.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_65188.log 1734810 Log file, useful mostly for debugging
Tune-65188-GreenwoodSide_Bm.abc 621 ABC music file with the extracted tune(s)
Tune-65188-GreenwoodSide_Bm.ps 35759 PostScript
Tune-65188-GreenwoodSide_Bm.txt 621 Plain-text file with the extracted tune(s)
Tune-65188-get.log 4565 Log file, useful mostly for debugging
These files should be available for 24 hours.