pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7923-alfreel.ps) >>/Users/jc/w/tmp/Tune-7923-get.log 2>&1" returned status 256
http://alfwarnock.info/alfs/abc/alfreel.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_79230.log 67964 Log file, useful mostly for debugging
Coll_79234.log 62834 Log file, useful mostly for debugging
Tune-7923-alfreel.abc 226 ABC music file with the extracted tune(s)
Tune-7923-alfreel.ps 35245 PostScript
Tune-7923-alfreel.txt 226 Plain-text file with the extracted tune(s)
Tune-7923-get.log 4029 Log file, useful mostly for debugging
Tune-79235-RRtunes.abc 0 ABC music file with the extracted tune(s)
Tune-79235-RRtunes.txt 0 Plain-text file with the extracted tune(s)
Tune-79235-get.log 3397 Log file, useful mostly for debugging
Tune-79236-get.log 1565 Log file, useful mostly for debugging
These files should be available for 24 hours.