title: 'Practices' does not exist in the namespace 'Microsoft' When Using microsoft enterprise library 4.1 in VS 2010
body: <p>I am using VS2010 and .Net 4.00.</p>
  
  <p>I have install microsoft enterprise library 4.1 in one of my Project.</p>
  
  <p>I am getting below error:</p>
  
  <blockquote>
    <p>CS0234: The type or namespace name 'Practices' does not exist in the
    namespace 'Microsoft' (are you missing an assembly reference?)</p>
  </blockquote>