pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3424-WatersOfHolland.ps) >>/Users/jc/w/tmp/Tune-3424-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/england/WatersOfHolland.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_34245.log 575685 Log file, useful mostly for debugging
Sess-34248.log 117 Log file, useful mostly for debugging
Tune-3424-WatersOfHolland.abc 1303 ABC music file with the extracted tune(s)
Tune-3424-WatersOfHolland.ps 35645 PostScript
Tune-3424-WatersOfHolland.txt 1303 Plain-text file with the extracted tune(s)
Tune-3424-get.log 4465 Log file, useful mostly for debugging
Tune-34244-get.log 4382 Log file, useful mostly for debugging
These files should be available for 24 hours.