pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7458-351_MissCharlotteCarrutherssFavorite.ps) >>/Users/jc/w/tmp/Tune-7458-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Pringle/351_MissCharlotteCarrutherssFavorite.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_74584.log 146094 Log file, useful mostly for debugging
Tune-7458-351_MissCharlotteCarrutherssFavorite.abc 772 ABC music file with the extracted tune(s)
Tune-7458-351_MissCharlotteCarrutherssFavorite.ps 38170 PostScript
Tune-7458-351_MissCharlotteCarrutherssFavorite.txt 772 Plain-text file with the extracted tune(s)
Tune-7458-get.log 8866 Log file, useful mostly for debugging
Tune-74580-get.log 5525 Log file, useful mostly for debugging
Tune-74586-get.log 3096 Log file, useful mostly for debugging
These files should be available for 24 hours.