pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4079-Off_in_the_Morning_1.ps) >>/Users/jc/w/tmp/Tune-4079-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/kirby98.fsnet.co.uk/of/Off_in_the_Morning_1.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_40798.log 256329 Log file, useful mostly for debugging
Find_4079.log 1474 Log file, useful mostly for debugging
Tune-4079-Off_in_the_Morning_1.abc 373 ABC music file with the extracted tune(s)
Tune-4079-Off_in_the_Morning_1.ps 35782 PostScript
Tune-4079-Off_in_the_Morning_1.txt 373 Plain-text file with the extracted tune(s)
Tune-4079-get.log 5284 Log file, useful mostly for debugging
Tune-40790-get.log 1380 Log file, useful mostly for debugging
Tune-40791-get.log 4078 Log file, useful mostly for debugging
Tune-40792-get.log 8575 Log file, useful mostly for debugging
Tune-40795-get.log 0 Log file, useful mostly for debugging
Tune-40797-get.log 1789 Log file, useful mostly for debugging
These files should be available for 24 hours.