On Wed, 03 Sep 2014, Perttu Luukko <perttu.luukko@iki.fi> wrote:
> What I mean that there would be a separate error for cases "Does not
> resemble an email message at all", i.e., some control file your mail
> server happens to store in the mailbox, and "Looks like mail but we
> can't parse it", i.e., better find out why it can't be parsed to avoid
> potentially important messages going missing from the database.

As I said, GMime does not tell us the difference between the two.

BR,
Jani.