pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-88167-bwmisc-6.ps) >>/Users/jc/w/tmp/Tune-88167-get.log 2>&1" returned status 256
http://www.novasession.org/Bog Kit/Tunes/bwmisc-6.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-88167-bwmisc-6.abc 427 ABC music file with the extracted tune(s)
Tune-88167-bwmisc-6.ps 34689 PostScript
Tune-88167-bwmisc-6.txt 427 Plain-text file with the extracted tune(s)
Tune-88167-get.log 4708 Log file, useful mostly for debugging
These files should be available for 24 hours.