pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-87860-Whip_the_Cat_INCOMPLETE.ps) >>/Users/jc/w/tmp/Tune-87860-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CCD/Whip_the_Cat_INCOMPLETE.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_87860.log 964 Log file, useful mostly for debugging
Tune-87860-Whip_the_Cat_INCOMPLETE.abc 1036 ABC music file with the extracted tune(s)
Tune-87860-Whip_the_Cat_INCOMPLETE.ps 37799 PostScript
Tune-87860-Whip_the_Cat_INCOMPLETE.txt 1036 Plain-text file with the extracted tune(s)
Tune-87860-get.log 9253 Log file, useful mostly for debugging
These files should be available for 24 hours.