![ruby - How to solve error "Missing `secret_key_base` for 'production' environment" (Rails 4.1) - Stack Overflow ruby - How to solve error "Missing `secret_key_base` for 'production' environment" (Rails 4.1) - Stack Overflow](https://i.stack.imgur.com/W5NUv.png)
ruby - How to solve error "Missing `secret_key_base` for 'production' environment" (Rails 4.1) - Stack Overflow
![Ruby on Rails App authentication works locally but fails after deployment - Questions / Help - Fly.io Ruby on Rails App authentication works locally but fails after deployment - Questions / Help - Fly.io](https://global.discourse-cdn.com/business7/uploads/fly1/optimized/2X/6/6991c1aee85abf029d35c3aa55d68bb4c7215c41_2_1024x348.png)
Ruby on Rails App authentication works locally but fails after deployment - Questions / Help - Fly.io
Rotating SECRET_KEY_BASE leads to a nested encrypted cookie key and possible overflows · Issue #39964 · rails/rails · GitHub
Derived secret_key_base in development and testing environment · Issue #33306 · rails/rails · GitHub
Missing `secret_token` and `secret_key_base` for 'development' environment · Issue #60 · RailsApps/learn-rails · GitHub
![ruby on rails - Passenger 6 requests secret_key_base for production, even though is already defined - Stack Overflow ruby on rails - Passenger 6 requests secret_key_base for production, even though is already defined - Stack Overflow](https://i.stack.imgur.com/3Ce0m.png)
ruby on rails - Passenger 6 requests secret_key_base for production, even though is already defined - Stack Overflow
![Zero Day Initiative — Remote Code Execution via Ruby on Rails Active Storage Insecure Deserialization Zero Day Initiative — Remote Code Execution via Ruby on Rails Active Storage Insecure Deserialization](https://images.squarespace-cdn.com/content/v1/5894c269e4fcb5e65a1ed623/1560968180111-IX537GM7CA3J5AND4JWE/Screen2.png)
Zero Day Initiative — Remote Code Execution via Ruby on Rails Active Storage Insecure Deserialization
![ruby - Missing `secret_token` and `secret_key_base` for 'production' environment when login redmine - Stack Overflow ruby - Missing `secret_token` and `secret_key_base` for 'production' environment when login redmine - Stack Overflow](https://i.stack.imgur.com/yaUKw.jpg)