title: Eclipse Error: Could not find or load main class opencv
body: <p>I keep getting these error every time I try to run the jar file I follow most of the questions that have been asked here haven't worked :(</p>
  
  <p>and every time I export the jar file I got these warning </p>
  
  <p><a href="http://i.stack.imgur.com/pGUCX.png" rel="nofollow">enter image description here</a></p>
  
  <p>and this is my MANIFEST.MF</p>
  
  <pre><code>Manifest-Version: 1.0
  Class-Path: .
  Main-Class: gui_rec.Main
  </code></pre>
  
  <p>any suggestions?</p>