pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-44344-Garfields_Ruff_Standpiece.ps) >>/Users/jc/w/tmp/Tune-44344-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/session/SAFD/_/Garfields_Ruff_Standpiece.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_44344.log 135547 Log file, useful mostly for debugging
Tune-44344-Garfields_Ruff_Standpiece.abc 537 ABC music file with the extracted tune(s)
Tune-44344-Garfields_Ruff_Standpiece.ps 36423 PostScript
Tune-44344-Garfields_Ruff_Standpiece.txt 537 Plain-text file with the extracted tune(s)
Tune-44344-get.log 6017 Log file, useful mostly for debugging
These files should be available for 24 hours.