I have a new rails application which I have created under Windows 7 by going into a directory and typing \"rails newapp\". The creation went fine, and when I access the root
Copy the file libmysql.dll from your MySQL installation directory and paste it into your Ruby installation's bin directory. You may need to download a zip archive from http://dev.mysql.com/downloads/mysql/ if your MySQL installation directory doesn't already include the file libmysql.dll.