pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-94455-ReelDeMontebello_BB.ps) >>/Users/jc/w/tmp/Tune-94455-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/BenBolker/ReelDeMontebello_BB.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_94455.log 730 Log file, useful mostly for debugging
Tune-94455-ReelDeMontebello_BB.abc 290 ABC music file with the extracted tune(s)
Tune-94455-ReelDeMontebello_BB.ps 35897 PostScript
Tune-94455-ReelDeMontebello_BB.txt 290 Plain-text file with the extracted tune(s)
Tune-94455-get.log 4544 Log file, useful mostly for debugging
These files should be available for 24 hours.