pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2687-AlfSongs.ps) >>/Users/jc/w/tmp/Tune-2687-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/!ABCCollections/AlWarnockCollection/AlfSongs.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_26871.log 282069 Log file, useful mostly for debugging
Form_26872.log 745 Log file, useful mostly for debugging
Tune-2687-AlfSongs.abc 484 ABC music file with the extracted tune(s)
Tune-2687-AlfSongs.ps 36776 PostScript
Tune-2687-AlfSongs.txt 484 Plain-text file with the extracted tune(s)
Tune-2687-get.log 4545 Log file, useful mostly for debugging
Tune-26870-CR74.abc 0 ABC music file with the extracted tune(s)
Tune-26870-get.log 8130 Log file, useful mostly for debugging
Tune-26872-get.log 4784 Log file, useful mostly for debugging
Tune-26879-4570.abc 0 ABC music file with the extracted tune(s)
Tune-26879-get.log 8192 Log file, useful mostly for debugging
These files should be available for 24 hours.