pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6596-1322_HALLS_WALTZ.ps) >>/Users/jc/w/tmp/Tune-6596-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/BostonCollection/1322_HALLS_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
Tune-6596-1322_HALLS_WALTZ.abc 732 ABC music file with the extracted tune(s)
Tune-6596-1322_HALLS_WALTZ.ps 35292 PostScript
Tune-6596-1322_HALLS_WALTZ.txt 732 Plain-text file with the extracted tune(s)
Tune-6596-get.log 4637 Log file, useful mostly for debugging
Tune-65962-get.log 4435 Log file, useful mostly for debugging
Tune-65963-get.log 4437 Log file, useful mostly for debugging
Tune-65964-Gow-CR-abc1.abc 148 ABC music file with the extracted tune(s)
Tune-65964-Gow-CR-abc1.txt 148 Plain-text file with the extracted tune(s)
Tune-65964-get.log 2785 Log file, useful mostly for debugging
Tune-65965-get.log 4521 Log file, useful mostly for debugging
Tune-65966-get.log 4574 Log file, useful mostly for debugging
Tune-65969-get.log 4369 Log file, useful mostly for debugging
These files should be available for 24 hours.