pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4479-3272_Captain_Macduffs_Reel.ps) >>/Users/jc/w/tmp/Tune-4479-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CR/3272_Captain_Macduffs_Reel.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_44795.log 145455 Log file, useful mostly for debugging
Tune-4479-3272_Captain_Macduffs_Reel.abc 695 ABC music file with the extracted tune(s)
Tune-4479-3272_Captain_Macduffs_Reel.ps 37150 PostScript
Tune-4479-3272_Captain_Macduffs_Reel.txt 695 Plain-text file with the extracted tune(s)
Tune-4479-get.log 4818 Log file, useful mostly for debugging
Tune-44796-get.log 5535 Log file, useful mostly for debugging
Tune-44799-get.log 4539 Log file, useful mostly for debugging
These files should be available for 24 hours.