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ActiveRecord::RecordNotFound

app/controllers/posts_controller.rb:112 

Couldn't find Category with 'id'="articles"

Backtrace

app/controllers/posts_controller.rb:112:in 'PostsController#set_post'
lib/middleware/malicious_path_blocker.rb:45:in 'Middleware::MaliciousPathBlocker#call'

Request

Name PostsController#show
Method GET
URL https://rubycommunity.org/articles/set-up-redis-and-sidekiq-in-rails-application-background-processing
Browser Unknown Browser

Parameters

{
  "id": "set-up-redis-and-sidekiq-in-rails-application-background-processing",
  "action": "show",
  "controller": "posts",
  "category_id": "articles"
}

Headers

Host rubycommunity.org
Accept text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Referer http://rubycommunity.org/articles/set-up-redis-and-sidekiq-in-rails-application-background-processing
User-Agent Mozilla/5.0 (compatible; VelenPublicWebCrawler/1.0; +https://velen.io)
Traceparent 00-a2389ed90d711a93fcd386114428c9de-ecb96508d3db3bd6-00
X-Request-Id e6da4aa3-b505-4a6f-9662-3b5f1640b41e
X-Kamal-Target 53d4cf1bf76f:80
Accept-Encoding gzip
Accept-Language en-US,en;q=0.5
X-Forwarded-For 34.77.152.226, 172.18.0.3
X-Request-Start t=1780620027154
X-Sendfile-Type X-Sendfile
X-Forwarded-Host rubycommunity.org
X-Forwarded-Port 443
X-Forwarded-Proto https

Context

controller 
#<PostsController:0x00007e01d9268708>

Environment

os Linux 6.8.0-106-generic
cwd /rails
pid 24
host whyruby.info-1a9c2d0bc983
ruby ruby 4.0.1 (2026-01-13 revision e04267a14b) +YJIT +PRISM [x86_64-linux]
rails 8.2.0.alpha
revision 52a23b1a3a2dc0c2ebc3e12cb7a33d0698be4084

Server

Load CPU RAM Swap Disk
whyruby.info-1a9c2d0bc983 Load avg 14% CPU 15% RAM 96% Swap 100% Disk 59%

Deployments 1

52a23b1a3a2dc0c2ebc3e12cb7a33d0698be4084 15 Apr 07:58