title: Could not install packages due to an EnvironmentError: 404 Client Error
body: <p><a href="https://i.stack.imgur.com/OFbg6.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/OFbg6.png" alt="Could not install packages due to an EnvironmentError: 404 Client Error:"></a></p>
  
  <p>How to resolve the above error?</p>