Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Coll_55961.log 268876 Log file, useful mostly for debugging
Form_55961.log 825 Log file, useful mostly for debugging
Tune-55961-1280_.abc 34 ABC music file with the extracted tune(s)
Tune-55961-1280_.txt 34 Plain-text file with the extracted tune(s)
Tune-55961-get.log 2900 Log file, useful mostly for debugging
These files should be available for 24 hours.