pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-287-2404_Old_Folks.ps) >>/Users/jc/w/tmp/Tune-287-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kerr/MM2/2404_Old_Folks.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_28706.log 396733 Log file, useful mostly for debugging
Coll_28741.log 128176 Log file, useful mostly for debugging
Coll_28767.log 353178 Log file, useful mostly for debugging
Find_2878.log 1637 Log file, useful mostly for debugging
Tune-287-2404_Old_Folks.abc 605 ABC music file with the extracted tune(s)
Tune-287-2404_Old_Folks.ps 34854 PostScript
Tune-287-2404_Old_Folks.txt 605 Plain-text file with the extracted tune(s)
Tune-287-get.log 4533 Log file, useful mostly for debugging
Tune-2870-get.log 3892 Log file, useful mostly for debugging
Tune-28718-get.log 11646 Log file, useful mostly for debugging
Tune-28758-get.log 4359 Log file, useful mostly for debugging
Tune-28779-get.log 4877 Log file, useful mostly for debugging
Tune-28798-get.log 6127 Log file, useful mostly for debugging
These files should be available for 24 hours.