title: Importing key file "filename.pfx" was canceled.
body: <p>I downloaded a open source project and was trying to open it in VS 2010. It contained the .pfx file which gives me the above mentioned error while building the project.</p>
  
  <p>I tried signing it using sn -i VS_KEY_GHSTGEDY8755075 but it asks me for the password.</p>
  
  <p>How can I fix this error ?</p>