pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1637-OSJ_addendum.ps) >>/Users/jc/w/tmp/Tune-1637-get.log 2>&1" returned status 256
http://ifdo.ca/~seymour/ottawaslowjam/OSJ_addendum.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_1637.log 7429 Log file, useful mostly for debugging
Coll_16373.log 257739 Log file, useful mostly for debugging
Coll_16374.log 68234 Log file, useful mostly for debugging
Tune-1637-OSJ_addendum.abc 1149 ABC music file with the extracted tune(s)
Tune-1637-OSJ_addendum.ps 53917 PostScript
Tune-1637-OSJ_addendum.txt 1149 Plain-text file with the extracted tune(s)
Tune-1637-get.log 5689 Log file, useful mostly for debugging
Tune-16373-get.log 4547 Log file, useful mostly for debugging
These files should be available for 24 hours.