pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-19915-Scotland_The_Brave_33_15.ps) >>/Users/jc/w/tmp/Tune-19915-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/corneymusers/Scotland_The_Brave_33_15.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-19915-Scotland_The_Brave_33_15.abc 646 ABC music file with the extracted tune(s)
Tune-19915-Scotland_The_Brave_33_15.ps 40127 PostScript
Tune-19915-Scotland_The_Brave_33_15.txt 646 Plain-text file with the extracted tune(s)
Tune-19915-get.log 4876 Log file, useful mostly for debugging
These files should be available for 24 hours.