pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7018-Sweet_Biddy_Daly_3.ps) >>/Users/jc/w/tmp/Tune-7018-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/kirby98.fsnet.co.uk/sw/Sweet_Biddy_Daly_3.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
Form_70181.log 811 Log file, useful mostly for debugging
Tune-7018-Sweet_Biddy_Daly_3.abc 387 ABC music file with the extracted tune(s)
Tune-7018-Sweet_Biddy_Daly_3.ps 34764 PostScript
Tune-7018-Sweet_Biddy_Daly_3.txt 387 Plain-text file with the extracted tune(s)
Tune-7018-get.log 9225 Log file, useful mostly for debugging
Tune-70182-get.log 5179 Log file, useful mostly for debugging
Tune-70186-get.log 1741 Log file, useful mostly for debugging
Tune-70188-get.log 1398 Log file, useful mostly for debugging
These files should be available for 24 hours.