Empty chromium pops open when sending email with URL

Steinar Bang <[email protected]> Thu, 29 May 2025 07:32:17 +0200
Newsgroups gmane.emacs.gnus.general
Organization Probably a good idea
Message-ID <[email protected]>
Platform: debian 12.11 "bookworm", amd64, GNU Emacs 30.1, Gnus v5.13

Seems like every time I do 'C-c C-c' on an email containing an URL, an
empty chromium window pops up.

Does anyone know why this happens?

What did I do...? Whatever I did it wasn't intentional...

Thanks!