pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-90252-tune-118-we-wish-you-merry-christmas.ps) >>/Users/jc/w/tmp/Tune-90252-get.log 2>&1" returned status 256
http://lesters-tune-a-day.blogspot.com/2012/12/tune-118-we-wish-you-merry-christmas.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
Tune-90252-get.log 8261 Log file, useful mostly for debugging
Tune-90252-tune-118-we-wish-you-merry-christmas.abc 220 ABC music file with the extracted tune(s)
Tune-90252-tune-118-we-wish-you-merry-christmas.ps 33225 PostScript
Tune-90252-tune-118-we-wish-you-merry-christmas.txt 220 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.