# ResourceNotFoundException


The requested resource doesn't exist or could not be found. 

This exception occurs when you attempt to access a keyspace, table, stream, or other Amazon Keyspaces resource that doesn't exist or that has been deleted. Verify that the resource identifier is correct and that the resource exists in your account.

HTTP Status Code returned: 400

## Contents


 ** message **   <a name="keyspaces-Type-ResourceNotFoundException-message"></a>
The requested resource wasn't found. Verify that the resource exists and try again.  
Type: String  
Required: No

## See Also


For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/keyspacesstreams-2024-09-09/ResourceNotFoundException)