.MD

Copy the markdown below:

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/how-to-migrate-large-database-tables-without-a-headache
Browser Unknown Browser

Parameters

{
  "id": "how-to-migrate-large-database-tables-without-a-headache",
  "action": "show",
  "controller": "posts",
  "category_id": "articles"
}

Headers

Host rubycommunity.org
Accept */*
User-Agent Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
X-Request-Id 9baa4996-3d36-442e-a3c3-d754b0a968d8
X-Kamal-Target 53d4cf1bf76f:80
Accept-Encoding gzip, br, zstd, deflate
X-Forwarded-For 216.73.216.236, 172.18.0.3
X-Request-Start t=1779916027786
X-Sendfile-Type X-Sendfile
X-Forwarded-Host rubycommunity.org
X-Forwarded-Port 443
X-Forwarded-Proto https

Context

controller
#<PostsController:0x00007e01e0b3a640>

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 7% CPU 13% RAM 92% Swap 93% Disk 59%

Deployments 1

52a23b1a3a2dc0c2ebc3e12cb7a33d0698be4084 15 Apr 07:58