pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2391-Father_Kellys.ps) >>/Users/jc/w/tmp/Tune-2391-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_23919.log 134337 Log file, useful mostly for debugging
Tune-2391-Father_Kellys.abc 375 ABC music file with the extracted tune(s)
Tune-2391-Father_Kellys.ps 34840 PostScript
Tune-2391-Father_Kellys.txt 375 Plain-text file with the extracted tune(s)
Tune-2391-get.log 5311 Log file, useful mostly for debugging
Tune-23914-Chimes_of_Dunkirk-D,A,C,G-24-2.abc 1985 ABC music file with the extracted tune(s)
Tune-23914-Chimes_of_Dunkirk-D,A,C,G-24-2.txt 1985 Plain-text file with the extracted tune(s)
Tune-23914-get.log 18350 Log file, useful mostly for debugging
These files should be available for 24 hours.