title: Cannot open Eclipse Marketplace | Cannot install remote marketplace locations: Connection failed
body: <p>I am getting consistent problem in using Eclipse Marketplace. I am using Eclipse Neon. I am using broadband internet connection and my network configuration for Eclipse is native.</p>
  
  <p>The error is:</p>
  
  <blockquote>
    <p>Cannot open Eclipse Marketplace<br>
    &nbsp;&nbsp;Cannot install remote marketplace locations: Connection failed</p>
    
    <p>&nbsp;&nbsp;&nbsp;&nbsp;This is most often caused by a problem with your internet connection. Please check your internet connection and retry.<br>
    &nbsp;&nbsp;&nbsp;&nbsp;Cannot complete request to <a href="http://marketplace.eclipse.org/catalogs/api/p" rel="nofollow noreferrer">http://marketplace.eclipse.org/catalogs/api/p</a>: Unable to read repository at <a href="http://marketplace.eclipse.org/catalogs/api/p" rel="nofollow noreferrer">http://marketplace.eclipse.org/catalogs/api/p</a>.<br>
    &nbsp;&nbsp;Address family not supported by protocol family: connect<br>
    Connection failed</p>
    
    <p>This is most often caused by a problem with your internet connection. Please check your internet connection and retry.<br>
    Address family not supported by protocol family: connect</p>
  </blockquote>
  
  <p>Screenshot of error:<br>
  <a href="https://i.stack.imgur.com/pHdQw.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pHdQw.png" alt=""></a></p>