pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4829-minstrelsy.ps) >>/Users/jc/w/tmp/Tune-4829-get.log 2>&1" returned status 256
http://montrealsession.cechire.com/assets/abc/minstrelsy.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
Find_48290.log 1665 Log file, useful mostly for debugging
Form_48290.log 883 Log file, useful mostly for debugging
Tune-4829-get.log 4258 Log file, useful mostly for debugging
Tune-4829-minstrelsy.abc 554 ABC music file with the extracted tune(s)
Tune-4829-minstrelsy.ps 39846 PostScript
Tune-4829-minstrelsy.txt 554 Plain-text file with the extracted tune(s)
Tune-48294-get.log 3242 Log file, useful mostly for debugging
Tune-48295-get.log 4095 Log file, useful mostly for debugging
Tune-48296-get.log 3490 Log file, useful mostly for debugging
These files should be available for 24 hours.