Hello Folks. I want to install mysql2 gem on my Windows Machine. Mysql installed on that path : C:\Program Files (x86)\MySQL Server 5.5 and i following below command but its occured that error. *Command.* gem install mysql2 -v=0.3.11 --platform=ruby -- --with-mysql-include=C:\Program Files (x86)\MySQL Server 5.5\include --with-mysql-lib=C:\Program Files (x86)\MySQL Server 5.5\lib --with-mysql-dir=C:\Program Files (x86)\MySQL Server 5.5 *Error.* Temporarily enhancing PATH to include DevKit... Building native extensions. This could take a while... ERROR: Error installing mysql2: ERROR: Failed to build gem native extension. C:/RailsInstaller/Ruby1.9.3/bin/ruby.exe extconf.rb --with-mysql-include=C:\Program Files (x86)\MySQL Server 5.5\include --with-mysql-lib=C:\Program Files (x86 r 5.5\lib --with-mysql-dir=C:\Program Files (x86)\MySQL Server 5.5 C:/RailsInstaller/Ruby1.9.3/bin/ruby.exe: No such file or directory -- extconf.rb (LoadError) Gem files will remain installed in C:/RailsInstaller/Ruby1.9.3/lib/ruby/gems/1.9.1/gems/mysql2-0.3.11 for inspection. Results logged to C:/RailsInstaller/Ruby1.9.3/lib/ruby/gems/1.9.1/gems/mysql2-0.3.11/ext/mysql2/gem_make.out Can anyone help me?. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/CAPs6WSdYPZ50W%2BTm4fxWDz%3DC9%2BncpMzc-bjLw6DsZFBXGMfVJQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.