pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9258-Dressed_Ship-G,A-32-4.ps) >>/Users/jc/w/tmp/Tune-9258-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/session/march/Dressed_Ship-G,A-32-4.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
Tune-9258-Dressed_Ship-G,A-32-4.abc 0 ABC music file with the extracted tune(s)
Tune-9258-Dressed_Ship-G,A-32-4.ps 0 PostScript
Tune-9258-get.log 0 Log file, useful mostly for debugging
Tune-92583-get.log 0 Log file, useful mostly for debugging
Tune-92584-get.log 0 Log file, useful mostly for debugging
Tune-92587-get.log 16384 Log file, useful mostly for debugging
These files should be available for 24 hours.