pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-35696-045_Carrousel.ps) >>/Users/jc/w/tmp/Tune-35696-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EverydaySongBook/045_Carrousel.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Form_35696.log 843 Log file, useful mostly for debugging
Tune-35696-045_Carrousel.abc 929 ABC music file with the extracted tune(s)
Tune-35696-045_Carrousel.ps 35175 PostScript
Tune-35696-045_Carrousel.txt 929 Plain-text file with the extracted tune(s)
Tune-35696-10482_Rural_Felicity.abc 525 ABC music file with the extracted tune(s)
Tune-35696-10482_Rural_Felicity.pdf 13571 Portable Data Format
Tune-35696-10482_Rural_Felicity.ps 34601 PostScript
Tune-35696-10482_Rural_Felicity.txt 525 Plain-text file with the extracted tune(s)
Tune-35696-get.log 10106 Log file, useful mostly for debugging
These files should be available for 24 hours.