pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1689-Rambling_Pitchfork.ps) >>/Users/jc/w/tmp/Tune-1689-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/contrib/Tunes/Rambling_Pitchfork.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_16893.log 64184 Log file, useful mostly for debugging
Form_16894.log 780 Log file, useful mostly for debugging
Form_16895.log 751 Log file, useful mostly for debugging
Tune-1689-Rambling_Pitchfork.abc 42 ABC music file with the extracted tune(s)
Tune-1689-Rambling_Pitchfork.ps 30912 PostScript
Tune-1689-Rambling_Pitchfork.txt 42 Plain-text file with the extracted tune(s)
Tune-1689-get.log 4396 Log file, useful mostly for debugging
Tune-16890-get.log 3078 Log file, useful mostly for debugging
Tune-16893-get.log 5781 Log file, useful mostly for debugging
Tune-16895-get.log 5286 Log file, useful mostly for debugging
Tune-16899-get.log 1420 Log file, useful mostly for debugging
These files should be available for 24 hours.