Mismatch: X:1263 doesn't match requested X:541
Mismatch: X:531 doesn't match requested X:541
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-49488-5574.ps) >>/Users/jc/w/tmp/Tune-49488-get.log 2>&1" returned status 256
http://sessionite.com/docs/5574.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-49488-5574.abc 599 ABC music file with the extracted tune(s)
Tune-49488-5574.ps 41993 PostScript
Tune-49488-5574.txt 599 Plain-text file with the extracted tune(s)
Tune-49488-get.log 1107261 Log file, useful mostly for debugging
These files should be available for 24 hours.