pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6001-walsh1756.ps) >>/Users/jc/w/tmp/Tune-6001-get.log 2>&1" returned status 256
http://www.village-music-project.org.uk/pcroom/abc/walsh1756.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_60018.log 65804 Log file, useful mostly for debugging
Form_60012.log 746 Log file, useful mostly for debugging
Form_60013.log 748 Log file, useful mostly for debugging
Form_60014.log 731 Log file, useful mostly for debugging
Tune-6001-get.log 4337 Log file, useful mostly for debugging
Tune-6001-walsh1756.abc 347 ABC music file with the extracted tune(s)
Tune-6001-walsh1756.ps 34709 PostScript
Tune-6001-walsh1756.txt 347 Plain-text file with the extracted tune(s)
Tune-60010-get.log 3956 Log file, useful mostly for debugging
Tune-60013-MEEnglishDanceTunes.abc 178 ABC music file with the extracted tune(s)
Tune-60013-MEEnglishDanceTunes.txt 178 Plain-text file with the extracted tune(s)
Tune-60013-get.log 3362 Log file, useful mostly for debugging
Tune-60016-get.log 4259 Log file, useful mostly for debugging
Tune-60018-get.log 7076 Log file, useful mostly for debugging
Tune-60019-get.log 4335 Log file, useful mostly for debugging
These files should be available for 24 hours.