pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4539-184_the_Squirrel.ps) >>/Users/jc/w/tmp/Tune-4539-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EverydaySongBook/184_the_Squirrel.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_45397.log 263256 Log file, useful mostly for debugging
Form_45392.log 835 Log file, useful mostly for debugging
Form_45399.log 994 Log file, useful mostly for debugging
Tune-4539-184_the_Squirrel.abc 1089 ABC music file with the extracted tune(s)
Tune-4539-184_the_Squirrel.ps 34793 PostScript
Tune-4539-184_the_Squirrel.txt 1089 Plain-text file with the extracted tune(s)
Tune-4539-get.log 13557 Log file, useful mostly for debugging
Tune-45390-get.log 4670 Log file, useful mostly for debugging
Tune-45398-get.log 5675 Log file, useful mostly for debugging
These files should be available for 24 hours.