pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-98734-accw01.ps) >>/Users/jc/w/tmp/Tune-98734-get.log 2>&1" returned status 256
http://www.alfwarnock.info/alfs/abc/accw01.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-98734-accw01.abc 206 ABC music file with the extracted tune(s)
Tune-98734-accw01.ps 34659 PostScript
Tune-98734-accw01.txt 206 Plain-text file with the extracted tune(s)
Tune-98734-get.log 5529 Log file, useful mostly for debugging
These files should be available for 24 hours.