pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4066-20502_Bakers_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-4066-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP2/20502_Bakers_Hornpipe.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_40662.log 921539 Log file, useful mostly for debugging
Tune-4066-20502_Bakers_Hornpipe.abc 702 ABC music file with the extracted tune(s)
Tune-4066-20502_Bakers_Hornpipe.ps 33641 PostScript
Tune-4066-20502_Bakers_Hornpipe.txt 702 Plain-text file with the extracted tune(s)
Tune-4066-get.log 4896 Log file, useful mostly for debugging
Tune-40660-get.log 5702 Log file, useful mostly for debugging
Tune-40662-get.log 4795 Log file, useful mostly for debugging
Tune-40664-CSGBT_1794-V2.abc 150 ABC music file with the extracted tune(s)
Tune-40664-CSGBT_1794-V2.ps 6 PostScript
Tune-40664-CSGBT_1794-V2.txt 150 Plain-text file with the extracted tune(s)
Tune-40664-get.log 4175 Log file, useful mostly for debugging
Tune-40667-JamesJohnson_ScotsMusicalMuseumV5-V2.abc 173 ABC music file with the extracted tune(s)
Tune-40667-JamesJohnson_ScotsMusicalMuseumV5-V2.ps 6 PostScript
Tune-40667-JamesJohnson_ScotsMusicalMuseumV5-V2.txt 173 Plain-text file with the extracted tune(s)
Tune-40667-get.log 4537 Log file, useful mostly for debugging
Tune-40668-get.log 4087 Log file, useful mostly for debugging
Tune-40669-get.log 4911 Log file, useful mostly for debugging
These files should be available for 24 hours.