title: How to attach the visual studio projects to debug by using AttachedToProcess
body: <p>I have two instance of Visual studio 2010. </p>
  
  <ol>
  <li>In first visual studio I have sample attached to dll.</li>
  <li>In Second visual studio I have source for the dll, attached in above mentioned sample.</li>
  </ol>
  
  <p>how do I debug the source using attachToProcess in the visual Studio instance. I have tried some others from sites. but those are not helpful. I have faced <strong><em>"breakpoint in source is unable to hit".</em></strong></p>