Mismatch: X:1110 doesn't match requested X:840
X:840 not found in http://colinhume.com/ABC.txt

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 ]
filesizedescription
Tune-40223-ABC.abc 0 ABC music file with the extracted tune(s)
Tune-40223-ABC.txt 0 Plain-text file with the extracted tune(s)
Tune-40223-get.log 631611 Log file, useful mostly for debugging
These files should be available for 24 hours.