pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-28600-CJS2-10-419-0.ps) >>/Users/jc/w/tmp/Tune-28600-get.log 2>&1" returned status 256
http://www.vwml.org/components/com_rbdmdtallis/media/abctranscriptions/abc/CJS2-10-419-0.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_28600.log 834 Log file, useful mostly for debugging
Tune-28600-CJS2-10-419-0.abc 530 ABC music file with the extracted tune(s)
Tune-28600-CJS2-10-419-0.ps 35242 PostScript
Tune-28600-CJS2-10-419-0.txt 530 Plain-text file with the extracted tune(s)
Tune-28600-get.log 4744 Log file, useful mostly for debugging
These files should be available for 24 hours.