pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-42675-tune-388-cumberland-waltz.ps) >>/Users/jc/w/tmp/Tune-42675-get.log 2>&1" returned status 256
http://lesters-tune-a-day.blogspot.co.uk/2014/09/tune-388-cumberland-waltz.html

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_42675.log 1055399 Log file, useful mostly for debugging
Tune-42675-get.log 4657 Log file, useful mostly for debugging
Tune-42675-tune-388-cumberland-waltz.abc 298 ABC music file with the extracted tune(s)
Tune-42675-tune-388-cumberland-waltz.ps 35452 PostScript
Tune-42675-tune-388-cumberland-waltz.txt 298 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.