pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-15167-TobermoryBay_A.ps) >>/Users/jc/w/tmp/Tune-15167-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/strathspey/TobermoryBay_A.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
Coll_15167.log 138572 Log file, useful mostly for debugging
Tune-15167-TobermoryBay_A.abc 535 ABC music file with the extracted tune(s)
Tune-15167-TobermoryBay_A.ps 35359 PostScript
Tune-15167-TobermoryBay_A.txt 535 Plain-text file with the extracted tune(s)
Tune-15167-get.log 4727 Log file, useful mostly for debugging
These files should be available for 24 hours.