pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-37473-OSJ_addendum.ps) >>/Users/jc/w/tmp/Tune-37473-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/ifdo.pugmarks.com/~seymour/ottawaslowjam/OSJ_addendum/%468:COILSFIELDHOUSE.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_37473.log 769 Log file, useful mostly for debugging
Tune-37473-OSJ_addendum.abc 606 ABC music file with the extracted tune(s)
Tune-37473-OSJ_addendum.ps 37277 PostScript
Tune-37473-OSJ_addendum.txt 606 Plain-text file with the extracted tune(s)
Tune-37473-get.log 5174 Log file, useful mostly for debugging
These files should be available for 24 hours.