Após reconstruir o app, não consigo fazer login com erro 500

Sem paviliondev:

- git clone https://github.com/discourse/docker_manager.git
- git clone https://github.com/discourse/discourse-solved.git
- git clone https://github.com/discourse/discourse-reactions.git
- git clone https://github.com/discourse/discourse-spoiler-alert.git
- git clone https://github.com/discourse/discourse-akismet.git
- git clone https://github.com/discourse/discourse-feature-voting
- git clone https://github.com/discourse/discourse-data-explorer.git
- git clone https://github.com/discourse/discourse-apple-auth.git
- git clone https://github.com/discourse/discourse-follow.git
- git clone https://github.com/discourse/discourse-cakeday.git
- git clone https://github.com/discourse/discourse-bcc.git
# - git clone https://github.com/paviliondev/discourse-landing-pages.git

Após reconstruir, o erro 500 persiste.
É estranho que desta vez o modo de segurança não me tenha salvado. Em backtrace notei chat, pode ser um bug do chat? Como posso desativar o plugin chat temporariamente para testar?