pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1826-Father_Kellys.ps) >>/Users/jc/w/tmp/Tune-1826-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/gradcenter.marlboro.edu/abc/sessionTunesII/Father_Kellys.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_18261.log 268841 Log file, useful mostly for debugging
Coll_18266.log 64454 Log file, useful mostly for debugging
Form_1826.log 784 Log file, useful mostly for debugging
Form_18263.log 785 Log file, useful mostly for debugging
Tune-1826-Father_Kellys.abc 245 ABC music file with the extracted tune(s)
Tune-1826-Father_Kellys.ps 34840 PostScript
Tune-1826-Father_Kellys.txt 245 Plain-text file with the extracted tune(s)
Tune-1826-get.log 4933 Log file, useful mostly for debugging
Tune-18260-get.log 23359 Log file, useful mostly for debugging
Tune-18262-get.log 3925 Log file, useful mostly for debugging
Tune-18264-get.log 2860 Log file, useful mostly for debugging
Tune-18266-get.log 5766 Log file, useful mostly for debugging
Tune-18267-get.log 3015 Log file, useful mostly for debugging
Tune-18269-get.log 1420 Log file, useful mostly for debugging
These files should be available for 24 hours.