pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2933-144_Monkton_Lasses.ps) >>/Users/jc/w/tmp/Tune-2933-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnFrench/144_Monkton_Lasses.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-2933-144_Monkton_Lasses.abc 582 ABC music file with the extracted tune(s)
Tune-2933-144_Monkton_Lasses.ps 34915 PostScript
Tune-2933-144_Monkton_Lasses.txt 582 Plain-text file with the extracted tune(s)
Tune-2933-get.log 4688 Log file, useful mostly for debugging
Tune-29330-MMM2.abc 141 ABC music file with the extracted tune(s)
Tune-29330-MMM2.txt 141 Plain-text file with the extracted tune(s)
Tune-29330-get.log 7996 Log file, useful mostly for debugging
These files should be available for 24 hours.