title: Cloudformation failed to create ecs service (No Container Instances were found in your cluster.)
body: <p>I am trying to create an Cloudformation ECS stack but I keep running through this error.</p>
  
  <pre><code>service XXXX was unable to place a task because no container instance   
  met all of its requirements. Reason: No Container Instances were found 
  in your cluster. For more information, see the Troubleshooting section.
  </code></pre>
  
  <p>I used the template cloudformation ECS from amazon webpage. Anyone know how to fix it? Thank you in advance.</p>