![Could not find puma-3.5.2 in any of the sources@Gem::Ext::BuildError: ERROR: Failed to build gem ... - 简书 Could not find puma-3.5.2 in any of the sources@Gem::Ext::BuildError: ERROR: Failed to build gem ... - 简书](https://upload-images.jianshu.io/upload_images/16620467-0f4c18efd6239d81.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
Could not find puma-3.5.2 in any of the sources@Gem::Ext::BuildError: ERROR: Failed to build gem ... - 简书
An error occurred while installing puma (4.3.5), and Bundler cannot continue. Make sure that `gem install puma -v '4.3.5' --source 'https://rubygems.org/'` succeeds before bundling. · Issue #2342 · puma/puma · GitHub
![Setting up Rails app in Ubuntu machine (RVM + Sidekiq + Nginx + Puma + Capistrano) | by David Mauricio | Medium Setting up Rails app in Ubuntu machine (RVM + Sidekiq + Nginx + Puma + Capistrano) | by David Mauricio | Medium](https://miro.medium.com/max/1400/1*7B9OGNdT5qlG_r7tK_KXHQ.png)
Setting up Rails app in Ubuntu machine (RVM + Sidekiq + Nginx + Puma + Capistrano) | by David Mauricio | Medium
Error installing puma: ERROR: Failed to build gem native extension · Issue #2328 · puma/puma · GitHub
![Setting up Rails app in Ubuntu machine (RVM + Sidekiq + Nginx + Puma + Capistrano) | by David Mauricio | Medium Setting up Rails app in Ubuntu machine (RVM + Sidekiq + Nginx + Puma + Capistrano) | by David Mauricio | Medium](https://miro.medium.com/max/1400/1*H37_AkJifut6vCnBSK6m2w.png)