pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-99497-207.ps) >>/Users/jc/w/tmp/Tune-99497-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Fraser/207=Pass_about_the_Flagon.abc2.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-99497-207.abc 1310 ABC music file with the extracted tune(s)
Tune-99497-207.ps 39827 PostScript
Tune-99497-207.txt 1310 Plain-text file with the extracted tune(s)
Tune-99497-get.log 10399 Log file, useful mostly for debugging
These files should be available for 24 hours.