pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6505-703.ps) >>/Users/jc/w/tmp/Tune-6505-get.log 2>&1" returned status 256
http://thesession.org/tunes/703

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_65051.log 148252 Log file, useful mostly for debugging
Find_6505.log 1380 Log file, useful mostly for debugging
Find_65050.log 1818 Log file, useful mostly for debugging
Form_65059.log 828 Log file, useful mostly for debugging
Tune-6505-703.abc 253 ABC music file with the extracted tune(s)
Tune-6505-703.ps 36124 PostScript
Tune-6505-703.txt 253 Plain-text file with the extracted tune(s)
Tune-6505-get.log 3927 Log file, useful mostly for debugging
Tune-65055-get.log 3809 Log file, useful mostly for debugging
Tune-65056-get.log 4720 Log file, useful mostly for debugging
Tune-65057-get.log 3371 Log file, useful mostly for debugging
Tune-65058-get.log 1526 Log file, useful mostly for debugging
These files should be available for 24 hours.