pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-80574-DancingWife.ps) >>/Users/jc/w/tmp/Tune-80574-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/england/DancingWife.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_80574.log 292760 Log file, useful mostly for debugging
Tune-80574-DancingWife.abc 555 ABC music file with the extracted tune(s)
Tune-80574-DancingWife.ps 33924 PostScript
Tune-80574-DancingWife.txt 555 Plain-text file with the extracted tune(s)
Tune-80574-get.log 9418 Log file, useful mostly for debugging
These files should be available for 24 hours.