Why do I have so many errors in my log?

[ofrex]

(11-11-2017 21:54)simoncn Wrote:  Did you use the Melco CD importer to import the track as a WAV file or did you import it as something else and then convert it to WAV?

I do use the Melco importer, with a Samsung USB Bluray/CD drive type SE-506AB. The error occurs with files unmodified by some tagger.