pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1478-3203_Sir_John_Scotts_Favourite.ps) >>/Users/jc/w/tmp/Tune-1478-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CSR/3203_Sir_John_Scotts_Favourite.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_1478.log 264661 Log file, useful mostly for debugging
Coll_14780.log 268876 Log file, useful mostly for debugging
Coll_14785.log 267471 Log file, useful mostly for debugging
Coll_14787.log 1220943 Log file, useful mostly for debugging
Form_14783.log 834 Log file, useful mostly for debugging
Tune-1478-3203_Sir_John_Scotts_Favourite.abc 985 ABC music file with the extracted tune(s)
Tune-1478-3203_Sir_John_Scotts_Favourite.ps 38500 PostScript
Tune-1478-3203_Sir_John_Scotts_Favourite.txt 985 Plain-text file with the extracted tune(s)
Tune-1478-get.log 10156 Log file, useful mostly for debugging
Tune-14781-get.log 9897 Log file, useful mostly for debugging
Tune-14786-get.log 2830 Log file, useful mostly for debugging
Tune-14787-get.log 6085 Log file, useful mostly for debugging
These files should be available for 24 hours.