pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-91183-Mr_Charles_Grahams_Welcome_Home_Am.ps) >>/Users/jc/w/tmp/Tune-91183-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/jig/Mr_Charles_Grahams_Welcome_Home_Am.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_91183.log 725 Log file, useful mostly for debugging
Tune-91183-Mr_Charles_Grahams_Welcome_Home_Am.abc 467 ABC music file with the extracted tune(s)
Tune-91183-Mr_Charles_Grahams_Welcome_Home_Am.ps 35835 PostScript
Tune-91183-Mr_Charles_Grahams_Welcome_Home_Am.txt 467 Plain-text file with the extracted tune(s)
Tune-91183-get.log 8421 Log file, useful mostly for debugging
These files should be available for 24 hours.