pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-51436-dt-songs.ps) >>/Users/jc/w/tmp/Tune-51436-get.log 2>&1" returned status 256
http://www.konzertina.org/downloads/dt-songs.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-51436-dt-songs.abc 2054 ABC music file with the extracted tune(s)
Tune-51436-dt-songs.ps 36113 PostScript
Tune-51436-dt-songs.txt 2054 Plain-text file with the extracted tune(s)
Tune-51436-get.log 4321 Log file, useful mostly for debugging
These files should be available for 24 hours.