pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-69201-Bourree_9.ps) >>/Users/jc/w/tmp/Tune-69201-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/bourree/Bourree_9.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_69201.log 146675 Log file, useful mostly for debugging
Tune-69201-Bourree_9.abc 289 ABC music file with the extracted tune(s)
Tune-69201-Bourree_9.ps 33654 PostScript
Tune-69201-Bourree_9.txt 289 Plain-text file with the extracted tune(s)
Tune-69201-get.log 4388 Log file, useful mostly for debugging
These files should be available for 24 hours.