pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1871-20802_Coquette_Sett_tune_2.ps) >>/Users/jc/w/tmp/Tune-1871-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP2/20802_Coquette_Sett_tune_2.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Find_18713.log 1559 Log file, useful mostly for debugging
Tune-1871-20802_Coquette_Sett_tune_2.abc 973 ABC music file with the extracted tune(s)
Tune-1871-20802_Coquette_Sett_tune_2.ps 36283 PostScript
Tune-1871-20802_Coquette_Sett_tune_2.txt 973 Plain-text file with the extracted tune(s)
Tune-1871-get.log 5034 Log file, useful mostly for debugging
Tune-18717-get.log 1322 Log file, useful mostly for debugging
Tune-18719-24CountryDances_1798_Preston.abc 165 ABC music file with the extracted tune(s)
Tune-18719-24CountryDances_1798_Preston.ps 6 PostScript
Tune-18719-24CountryDances_1798_Preston.txt 165 Plain-text file with the extracted tune(s)
Tune-18719-get.log 8797 Log file, useful mostly for debugging
These files should be available for 24 hours.