pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5791-Niel_Gows_Recovery_2.ps) >>/Users/jc/w/tmp/Tune-5791-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/BruceShawyer/strathspey/Niel_Gows_Recovery_2.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
Form_57916.log 818 Log file, useful mostly for debugging
Tune-5791-Niel_Gows_Recovery_2.abc 511 ABC music file with the extracted tune(s)
Tune-5791-Niel_Gows_Recovery_2.ps 39353 PostScript
Tune-5791-Niel_Gows_Recovery_2.txt 511 Plain-text file with the extracted tune(s)
Tune-5791-get.log 5285 Log file, useful mostly for debugging
These files should be available for 24 hours.