pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-47365-4011-Eglintoun_Castle.ps) >>/Users/jc/w/tmp/Tune-47365-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Gow/CSR/4011-Eglintoun_Castle.abc1.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-47365-4011-Eglintoun_Castle.abc 1137 ABC music file with the extracted tune(s)
Tune-47365-4011-Eglintoun_Castle.ps 40953 PostScript
Tune-47365-4011-Eglintoun_Castle.txt 1137 Plain-text file with the extracted tune(s)
Tune-47365-get.log 4700 Log file, useful mostly for debugging
These files should be available for 24 hours.