pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-24803-BobCampbell.ps) >>/Users/jc/w/tmp/Tune-24803-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/BobCampbell.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_24803.log 284330 Log file, useful mostly for debugging
Find_24803.log 1636 Log file, useful mostly for debugging
Tune-24803-BobCampbell.abc 2042 ABC music file with the extracted tune(s)
Tune-24803-BobCampbell.ps 54663 PostScript
Tune-24803-BobCampbell.txt 2042 Plain-text file with the extracted tune(s)
Tune-24803-get.log 4828 Log file, useful mostly for debugging
These files should be available for 24 hours.