pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-62415-Kail_Pot_S.ps) >>/Users/jc/w/tmp/Tune-62415-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/tastysoftware.com/abc/Kail_Pot_S.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
Form_62415.log 759 Log file, useful mostly for debugging
Tune-62415-Kail_Pot_S.abc 289 ABC music file with the extracted tune(s)
Tune-62415-Kail_Pot_S.ps 35026 PostScript
Tune-62415-Kail_Pot_S.txt 289 Plain-text file with the extracted tune(s)
Tune-62415-get.log 7852 Log file, useful mostly for debugging
These files should be available for 24 hours.