![SETUP, RESOLVED] Bundle fails to install `nio4r` · Issue #211 · 18F/dolores-landingham-slack-bot · GitHub SETUP, RESOLVED] Bundle fails to install `nio4r` · Issue #211 · 18F/dolores-landingham-slack-bot · GitHub](https://user-images.githubusercontent.com/4504400/34737714-8b5e8b7e-f53c-11e7-9d8e-5fa874094766.png)
SETUP, RESOLVED] Bundle fails to install `nio4r` · Issue #211 · 18F/dolores-landingham-slack-bot · GitHub
SETUP, RESOLVED] Bundle fails to install `nio4r` · Issue #211 · 18F/dolores-landingham-slack-bot · GitHub
Gem::InstallError: The 'nio4r' native gem requires installed build tools. · Issue #42 · socketry/nio4r · GitHub
![ruby install rails with Error ---Failed to build gem native extension.(Windows platform) - Stack Overflow ruby install rails with Error ---Failed to build gem native extension.(Windows platform) - Stack Overflow](https://i.stack.imgur.com/VgmcR.png)