pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6802-AuldLangSyneS.ps) >>/Users/jc/w/tmp/Tune-6802-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/by/Peter_Milne/AuldLangSyneS.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_68021.log 0 Log file, useful mostly for debugging
Form_68025.log 836 Log file, useful mostly for debugging
Tune-6802-AuldLangSyneS.abc 614 ABC music file with the extracted tune(s)
Tune-6802-AuldLangSyneS.ps 39592 PostScript
Tune-6802-AuldLangSyneS.txt 614 Plain-text file with the extracted tune(s)
Tune-6802-get.log 7355 Log file, useful mostly for debugging
Tune-68022-get.log 0 Log file, useful mostly for debugging
Tune-68027-get.log 15934 Log file, useful mostly for debugging
Tune-68029-get.log 2875 Log file, useful mostly for debugging
These files should be available for 24 hours.