<ul>
<li>outline</li>
</ul>
<blockquote>
<p>ECS service using Blue Green deployment can NOT change desired count on AWS Web Console.</p>
</blockquote>
<ul>
<li>error message</li>
</ul>
<blockquote>
<p>HTTP status code 400 Unable to update platform version on services with a CODE_DEPLOY deployment controller. Use AWS CodeDeploy to trigger a new deployment.</p>
</blockquote>
<ul>
<li>resolution (using AWS CLI)</li>
</ul>
<pre><code class="lang-plaintext">aws ecs update-service --cluster &lt;cluster&gt; --service &lt;service&gt; --desired-count X
</code></pre>


* outline
    

> ECS service using Blue Green deployment can NOT change desired count on AWS Web Console.

* error message
    

> HTTP status code 400 Unable to update platform version on services with a CODE\_DEPLOY deployment controller. Use AWS CodeDeploy to trigger a new deployment.

* resolution (using AWS CLI)
    

```plaintext
aws ecs update-service --cluster <cluster> --service <service> --desired-count X
```

Unable to update platform version on services with a CODE_DEPLOY deployment controller. Use AWS CodeDeploy to trigger a new deployment

Unable to update platform version on services with a CODE_DEPLOY deplo

AWS/Amazon Elastic Container Service

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