# ValidationException
<a name="API_ValidationException"></a>

One or more parameter values in the request fail to satisfy the specified constraints. Correct the invalid parameter values before retrying the request.

HTTP Status Code returned: 400

## Contents
<a name="API_ValidationException_Contents"></a>

 ** Message **   <a name="gameliftstreams-Type-ValidationException-Message"></a>
Description of the error.  
Type: String  
Required: Yes

## See Also
<a name="API_ValidationException_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/gameliftstreams-2018-05-10/ValidationException) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon GameLift Streams. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query gameliftstreams` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).