title: Type 'Infragistics.Win.UltraWinGrid.UltraCombo' is not defined
body: <p>In my VB.Net project, which has refrences to Infragistics assemblies like:</p>
  
  <ul>
  <li>Infragistics.Shared.v3.1.dll</li>
  <li>Infragistics.Win.v3.1.dll</li>
  <li>Infragistics.Win.UltraWinGrid.v3.1.dll</li>
  <li>Infragistics2.Excel.v10.1.dll</li>
  <li>etc.</li>
  </ul>
  
  <p>But in my system`s GAC folder these assemblies are not present. When I am trying to build the solution of the project, I am getting errors like:</p>
  
  <blockquote>
    <p>Type 'Infragistics.Win.UltraWinGrid.UltraCombo' is not defined</p>
  </blockquote>
  
  <p>Please help me, how to overcome these errors.</p>