[Users] How to report a bug related to threads

[Michael Schwendt]

On Wed, 5 Jun 2024 14:45:12 +0200, Jakub T. Jankiewicz wrote:

> My message have 5 addresses that look like emails with hash instead of
> username.

If not quoting them to show what you refer to, I assume you refer to
Message-IDs which are referenced in In-Reply-To and References headers.
That is the underlying technology to make threaded views possible (since
relying on Subject lines isn't as safe).