pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-16390-499.ps) >>/Users/jc/w/tmp/Tune-16390-get.log 2>&1" returned status 256
http://www.thisoldtractor.com/guzzi007/Scottish_Tome/st_abc/499.1_Coilsfield_House.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-16390-499.abc 512 ABC music file with the extracted tune(s)
Tune-16390-499.ps 37845 PostScript
Tune-16390-499.txt 512 Plain-text file with the extracted tune(s)
Tune-16390-get.log 4749 Log file, useful mostly for debugging
These files should be available for 24 hours.