pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-63043-bwreels-2.ps) >>/Users/jc/w/tmp/Tune-63043-get.log 2>&1" returned status 256
http://www.novasession.org/Tunes/bwreels-2.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-63043-bwreels-2.abc 362 ABC music file with the extracted tune(s)
Tune-63043-bwreels-2.ps 36129 PostScript
Tune-63043-bwreels-2.txt 362 Plain-text file with the extracted tune(s)
Tune-63043-get.log 4836 Log file, useful mostly for debugging
These files should be available for 24 hours.