pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4901-cresc.ps) >>/Users/jc/w/tmp/Tune-4901-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/GoldenBookOfFavoriteSongs/cresc.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_49014.log 562011 Log file, useful mostly for debugging
Tune-4901-cresc.abc 36 ABC music file with the extracted tune(s)
Tune-4901-cresc.ps 6 PostScript
Tune-4901-cresc.txt 36 Plain-text file with the extracted tune(s)
Tune-4901-get.log 3884 Log file, useful mostly for debugging
Tune-49010-Kauntze_CotmfD_NO.abc 164 ABC music file with the extracted tune(s)
Tune-49010-Kauntze_CotmfD_NO.ps 6 PostScript
Tune-49010-Kauntze_CotmfD_NO.txt 164 Plain-text file with the extracted tune(s)
Tune-49010-get.log 5602 Log file, useful mostly for debugging
Tune-49012-get.log 4241 Log file, useful mostly for debugging
Tune-49013-get.log 4326 Log file, useful mostly for debugging
Tune-49018-get.log 4326 Log file, useful mostly for debugging
These files should be available for 24 hours.