pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5560-3512.ps) >>/Users/jc/w/tmp/Tune-5560-get.log 2>&1" returned status 256
http://thesession.org/tunes/3512

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_55608.log 1062738 Log file, useful mostly for debugging
Tune-5560-3512.abc 598 ABC music file with the extracted tune(s)
Tune-5560-3512.ps 44964 PostScript
Tune-5560-3512.txt 598 Plain-text file with the extracted tune(s)
Tune-5560-get.log 9105 Log file, useful mostly for debugging
Tune-55601-get.log 4501 Log file, useful mostly for debugging
Tune-55602-get.log 0 Log file, useful mostly for debugging
Tune-55606-get.log 3985 Log file, useful mostly for debugging
These files should be available for 24 hours.