pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2644-Bold_Dragoon-D-12-3.ps) >>/Users/jc/w/tmp/Tune-2644-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ONeills/reel/Bold_Dragoon-D-12-3.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_26443.log 273091 Log file, useful mostly for debugging
Coll_26444.log 134419 Log file, useful mostly for debugging
Coll_26445.log 568141 Log file, useful mostly for debugging
Coll_26446.log 386896 Log file, useful mostly for debugging
Tune-2644-Bold_Dragoon-D-12-3.abc 452 ABC music file with the extracted tune(s)
Tune-2644-Bold_Dragoon-D-12-3.ps 34377 PostScript
Tune-2644-Bold_Dragoon-D-12-3.txt 452 Plain-text file with the extracted tune(s)
Tune-2644-get.log 4680 Log file, useful mostly for debugging
These files should be available for 24 hours.