Ruby: problem installing EventMachine under Windows 7

Question

I am trying to install the gem EventMachine on Windows 7 (using Ruby 1.9.2 with RubyInstaller) via bundle, but I get the following error. I also installed DevKit and it is w

Answer 1

EventMachine 0.12.10 is known to not work under Ruby 1.9.2 on Windows.

Please try latest 1.x pre-release versions:

gem install eventmachine --pre

If you're using with Thin, latest version of Thin works with it properly.

This has been discussed on RubyInstaller group several times.