Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 ]
filesizedescription
Form_74218.log 772 Log file, useful mostly for debugging
Tune-74218-get.log 8185 Log file, useful mostly for debugging
Tune-74218-jigs.abc 0 ABC music file with the extracted tune(s)
These files should be available for 24 hours.