pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2611-20293_Nepoliton_Waltz.ps) >>/Users/jc/w/tmp/Tune-2611-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP2/20293_Nepoliton_Waltz.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_26119.log 289011 Log file, useful mostly for debugging
Tune-2611-20293_Nepoliton_Waltz.abc 653 ABC music file with the extracted tune(s)
Tune-2611-20293_Nepoliton_Waltz.ps 35793 PostScript
Tune-2611-20293_Nepoliton_Waltz.txt 653 Plain-text file with the extracted tune(s)
Tune-2611-get.log 4887 Log file, useful mostly for debugging
Tune-26114-get.log 4400 Log file, useful mostly for debugging
Tune-26117-Kerr_MM4-V2.abc 147 ABC music file with the extracted tune(s)
Tune-26117-Kerr_MM4-V2.ps 6 PostScript
Tune-26117-Kerr_MM4-V2.txt 147 Plain-text file with the extracted tune(s)
Tune-26117-get.log 4127 Log file, useful mostly for debugging
These files should be available for 24 hours.