pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-46193-542_the_B_ulord.ps) >>/Users/jc/w/tmp/Tune-46193-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnTreat/GftF/542_the_B_ulord.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Sess-46193.log 90938 Log file, useful mostly for debugging
Tune-46193-542_the_B_ulord.abc 672 ABC music file with the extracted tune(s)
Tune-46193-542_the_B_ulord.ps 34187 PostScript
Tune-46193-542_the_B_ulord.txt 672 Plain-text file with the extracted tune(s)
Tune-46193-get.log 8613 Log file, useful mostly for debugging
These files should be available for 24 hours.