pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-50156-471_the_Calidonian_Maid.ps) >>/Users/jc/w/tmp/Tune-50156-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnTreat/GftF/471_the_Calidonian_Maid.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_50156.log 263256 Log file, useful mostly for debugging
Tune-50156-471_the_Calidonian_Maid.abc 639 ABC music file with the extracted tune(s)
Tune-50156-471_the_Calidonian_Maid.ps 34370 PostScript
Tune-50156-471_the_Calidonian_Maid.txt 639 Plain-text file with the extracted tune(s)
Tune-50156-get.log 4772 Log file, useful mostly for debugging
These files should be available for 24 hours.