When reloading a website while writing a post, the title of the post doesn't get saved
OS: Ubuntu 16.04.5 LTS
Language: German (de-DE)
Installation directory: /srv/nodebb/
Guide used: https://docs.nodebb.org/installing/os/ubuntu/
When reloading the website (NodeBB) as a client while writing a post, the title of the post doesn't get saved, but the content does.