Hi everyone, After updating my Discourse site to 3.5.0.beta8-dev, I’m suddenly getting a 521 “Web server is down” error when accessing the site through Cloudflare. This is unexpected since I had previously configured it according to this guide , and it had been working perfectly until now. Then I t…

I have never made the transition from private certificates to Let’s Encrypt with Discourse, and with that said… Within the app.yml, you will need to uncomment in two locations: Template line for - "templates/web.letsencrypt.ssl.template.yml" The Let’s Encrypt account email: ## If you added the…

Cloudflare 521-fout na upgrade naar 3.5.0.beta8-dev

Ondersteuning

system (system) gesloten 26 augustus 2025 om 03:08 7

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Topic		Antwoorden	Weergaven
Error 521 after latest update due to CloudFlare settings Installation	19	2654	19 mei 2020
Trying to use Let's Encrypt + Cloudflare Support	20	3316	4 maart 2019
After updating website wont come back online Support	10	944	4 november 2019
Need help with installing discourse Installation	3	497	1 juli 2023
Urgent: Site down after upgrade to 1.6.4 due to Cloudflare template Support	23	2398	8 juni 2024

Cloudflare 521-fout na upgrade naar 3.5.0.beta8-dev

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