pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2213-HallChange0.ps) >>/Users/jc/w/tmp/Tune-2213-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/HallChange0.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_22137.log 3585404 Log file, useful mostly for debugging
Coll_22138.log 292760 Log file, useful mostly for debugging
Tune-2213-HallChange0.abc 558 ABC music file with the extracted tune(s)
Tune-2213-HallChange0.ps 34974 PostScript
Tune-2213-HallChange0.txt 558 Plain-text file with the extracted tune(s)
Tune-2213-get.log 4778 Log file, useful mostly for debugging
Tune-22134-SnowLayOnTheGround.abc 1554 ABC music file with the extracted tune(s)
Tune-22134-SnowLayOnTheGround.pdf 31117 Portable Data Format
Tune-22134-SnowLayOnTheGround.ps 41722 PostScript
Tune-22134-SnowLayOnTheGround.txt 1554 Plain-text file with the extracted tune(s)
Tune-22134-get.log 7463 Log file, useful mostly for debugging
Tune-22137-get.log 1386 Log file, useful mostly for debugging
These files should be available for 24 hours.