pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7932-MrsParkers.ps) >>/Users/jc/w/tmp/Tune-7932-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/contrib/Tunes/MrsParkers.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
Form_79321.log 841 Log file, useful mostly for debugging
Tune-7932-MrsParkers.abc 335 ABC music file with the extracted tune(s)
Tune-7932-MrsParkers.ps 35687 PostScript
Tune-7932-MrsParkers.txt 335 Plain-text file with the extracted tune(s)
Tune-7932-get.log 4282 Log file, useful mostly for debugging
Tune-79322-BL.abc 0 ABC music file with the extracted tune(s)
Tune-79322-BL.ps 6 PostScript
Tune-79322-BL.txt 0 Plain-text file with the extracted tune(s)
Tune-79322-get.log 3912 Log file, useful mostly for debugging
Tune-79327-get.log 1605 Log file, useful mostly for debugging
These files should be available for 24 hours.