pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4456-30531_Flinns_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-4456-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP3/30531_Flinns_Hornpipe.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Sess-44564.log 118 Log file, useful mostly for debugging
Tune-4456-30531_Flinns_Hornpipe.abc 798 ABC music file with the extracted tune(s)
Tune-4456-30531_Flinns_Hornpipe.ps 37017 PostScript
Tune-4456-30531_Flinns_Hornpipe.txt 798 Plain-text file with the extracted tune(s)
Tune-4456-get.log 4992 Log file, useful mostly for debugging
Tune-44564-all.abc 182 ABC music file with the extracted tune(s)
Tune-44564-all.txt 182 Plain-text file with the extracted tune(s)
Tune-44564-get.log 2902 Log file, useful mostly for debugging
These files should be available for 24 hours.