pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7701-tradtunes3.ps) >>/Users/jc/w/tmp/Tune-7701-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/kennaquhair.com/tradtunes3.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_77013.log 149462 Log file, useful mostly for debugging
Tune-7701-get.log 4344 Log file, useful mostly for debugging
Tune-7701-tradtunes3.abc 361 ABC music file with the extracted tune(s)
Tune-7701-tradtunes3.ps 34662 PostScript
Tune-7701-tradtunes3.txt 361 Plain-text file with the extracted tune(s)
Tune-77010-get.log 2947 Log file, useful mostly for debugging
Tune-77012-get.log 2901 Log file, useful mostly for debugging
These files should be available for 24 hours.