pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-57115-FF_shot2.ps) >>/Users/jc/w/tmp/Tune-57115-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scand/FF_shot2.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_57115.log 282925 Log file, useful mostly for debugging
Tune-57115-FF_shot2.abc 1756 ABC music file with the extracted tune(s)
Tune-57115-FF_shot2.ps 49159 PostScript
Tune-57115-FF_shot2.txt 1756 Plain-text file with the extracted tune(s)
Tune-57115-get.log 6572 Log file, useful mostly for debugging
These files should be available for 24 hours.