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ActiveRecord::ConnectionNotEstablished

app/controllers/topics_controller.rb:11 

connection to server at "10.20.0.201", port 30993 failed: No route to host
	Is the server running on that host and accepting TCP/IP connections?

Backtrace

app/controllers/topics_controller.rb:11:in 'TopicsController#index'

Request

Name ErrorsPagesController#show
Method GET
URL https://www.20aubac.fr/500
Browser Microsoft EdgeMicrosoft Edge 149

Parameters

{
  "code": "500",
  "action": "show",
  "controller": "errors_pages",
  "category_id": "conscience"
}

Headers

Host www.20aubac.fr
Accept text/html, application/xhtml+xml
Referer https://www.20aubac.fr/corriges/33079-apprenant-langue-maternelle-napprend-on-parler
Priority i
Sec-Ch-Ua "Microsoft Edge";v="149", "Chromium";v="149", "Not)A;Brand";v="24"
X-Real-Ip 2.8.249.56
User-Agent Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36 Edg/149.0.0.0
X-Request-Id d8cfc5a7-3341-470a-893c-bae8b6c3ad46
X-Sec-Purpose prefetch
Sec-Fetch-Dest empty
Sec-Fetch-Mode cors
Sec-Fetch-Site same-origin
Accept-Encoding gzip, deflate, br, zstd
Accept-Language fr,fr-FR;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6
X-Forwarded-For 2.8.249.56
X-Request-Start t=1782334944.734
Sec-Ch-Ua-Mobile ?0
X-Forwarded-Port 443
X-Forwarded-Proto https
Sec-Ch-Ua-Platform "Windows"
X-Turbo-Request-Id 337a3b69-3855-4570-8169-d30293427c3e

Context

controller 
#<TopicsController:0x00007fb1fce0c6c0>

Environment

os Linux 5.4.0-216-generic
cwd /app
pid 19
host app-20aubac-web-1
ruby ruby 4.0.1 (2026-01-13 revision e04267a14b) +YJIT +PRISM [x86_64-linux]
rails 8.1.2
revision 0fa6bcde2c17c43bc7d28b175832b084c0dd0311

Server

Load CPU RAM Swap Disk
app-20aubac-web-1 Load avg 14% CPU 9% RAM 99% Swap 37% Disk 42%

Deployments 1

0fa6bcde2c17c43bc7d28b175832b084c0dd0311 11 Jun 08:48