pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-40658-alfjigs.ps) >>/Users/jc/w/tmp/Tune-40658-get.log 2>&1" returned status 256
http://alfwarnock.info/alfs/abc/alfjigs.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
Tune-40658-alfjigs.abc 292 ABC music file with the extracted tune(s)
Tune-40658-alfjigs.ps 35376 PostScript
Tune-40658-alfjigs.txt 292 Plain-text file with the extracted tune(s)
Tune-40658-get.log 4083 Log file, useful mostly for debugging
These files should be available for 24 hours.