pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-71220-10831_.ps) >>/Users/jc/w/tmp/Tune-71220-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/10831_.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-71220-007_Air_Harlequin_Ranger.abc 590 ABC music file with the extracted tune(s)
Tune-71220-007_Air_Harlequin_Ranger.txt 590 Plain-text file with the extracted tune(s)
Tune-71220-10831_.abc 50 ABC music file with the extracted tune(s)
Tune-71220-10831_.ps 6 PostScript
Tune-71220-10831_.txt 50 Plain-text file with the extracted tune(s)
Tune-71220-get.log 7312 Log file, useful mostly for debugging
These files should be available for 24 hours.