On Tue, Jul 23, 2019 at 08:56:36AM -0700, peter@easthope.ca wrote: > * From: Reco > > You're breaking threading. Just a friendly note. > > I've been adding References manually. You need to add "In-Reply-To:" as well. And stop doing whatever it is you're doing that puts NUL bytes in your "* From:" lines. Or simply drop those lines altogether.