pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-94793-OSJ_abc_vol3.ps) >>/Users/jc/w/tmp/Tune-94793-get.log 2>&1" returned status 256
http://ifdo.ca/~seymour/ottawaslowjam/OSJ_abc_vol3.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
Tune-94793-OSJ_abc_vol3.abc 297 ABC music file with the extracted tune(s)
Tune-94793-OSJ_abc_vol3.ps 35179 PostScript
Tune-94793-OSJ_abc_vol3.txt 297 Plain-text file with the extracted tune(s)
Tune-94793-get.log 7239 Log file, useful mostly for debugging
These files should be available for 24 hours.