pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-76545-Newcastle_PLFD1651_067.ps) >>/Users/jc/w/tmp/Tune-76545-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/Newcastle_PLFD1651_067.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Form_76545.log 1036 Log file, useful mostly for debugging
Tune-76545-Newcastle_PLFD1651_067.abc 400 ABC music file with the extracted tune(s)
Tune-76545-Newcastle_PLFD1651_067.ps 33792 PostScript
Tune-76545-Newcastle_PLFD1651_067.txt 400 Plain-text file with the extracted tune(s)
Tune-76545-get.log 6138 Log file, useful mostly for debugging
These files should be available for 24 hours.