pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8935-Glasgow_Highlanders-D-16-4.ps) >>/Users/jc/w/tmp/Tune-8935-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/strathspey/Glasgow_Highlanders-D-16-4.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
Find_89357.log 1433 Log file, useful mostly for debugging
Form_8935.log 753 Log file, useful mostly for debugging
Form_89356.log 851 Log file, useful mostly for debugging
Tune-8935-Glasgow_Highlanders-D-16-4.abc 547 ABC music file with the extracted tune(s)
Tune-8935-Glasgow_Highlanders-D-16-4.ps 37091 PostScript
Tune-8935-Glasgow_Highlanders-D-16-4.txt 547 Plain-text file with the extracted tune(s)
Tune-8935-get.log 4730 Log file, useful mostly for debugging
These files should be available for 24 hours.