pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7768-KateDalrymple.ps) >>/Users/jc/w/tmp/Tune-7768-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Contra/reel/KateDalrymple.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_77688.log 145303 Log file, useful mostly for debugging
Form_77682.log 897 Log file, useful mostly for debugging
Tune-7768-KateDalrymple.abc 471 ABC music file with the extracted tune(s)
Tune-7768-KateDalrymple.ps 34329 PostScript
Tune-7768-KateDalrymple.txt 471 Plain-text file with the extracted tune(s)
Tune-7768-get.log 4957 Log file, useful mostly for debugging
Tune-77685-get.log 2728467 Log file, useful mostly for debugging
Tune-77689-get.log 3723 Log file, useful mostly for debugging
These files should be available for 24 hours.