pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1404-reels.ps) >>/Users/jc/w/tmp/Tune-1404-get.log 2>&1" returned status 256
http://montrealsession.cechire.com/assets/abc/reels.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-1404-get.log 4152 Log file, useful mostly for debugging
Tune-1404-reels.abc 212 ABC music file with the extracted tune(s)
Tune-1404-reels.ps 35288 PostScript
Tune-1404-reels.txt 212 Plain-text file with the extracted tune(s)
Tune-14041-get.log 4850 Log file, useful mostly for debugging
Tune-14046-get.log 2369 Log file, useful mostly for debugging
Tune-14047-get.log 4791 Log file, useful mostly for debugging
These files should be available for 24 hours.