pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-99982-GreenwoodSide_Cm.ps) >>/Users/jc/w/tmp/Tune-99982-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/GreenwoodSide_Cm.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_99982.log 552685 Log file, useful mostly for debugging
Tune-99982-GreenwoodSide_Cm.abc 616 ABC music file with the extracted tune(s)
Tune-99982-GreenwoodSide_Cm.ps 35832 PostScript
Tune-99982-GreenwoodSide_Cm.txt 616 Plain-text file with the extracted tune(s)
Tune-99982-get.log 4023 Log file, useful mostly for debugging
These files should be available for 24 hours.