# AutoScalingPolicyStateChangeReason
<a name="API_AutoScalingPolicyStateChangeReason"></a>

The reason for an [AutoScalingPolicyStatus](API_AutoScalingPolicyStatus.md) change.

## Contents
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 ** Code **   <a name="EMR-Type-AutoScalingPolicyStateChangeReason-Code"></a>
The code indicating the reason for the change in status.`USER_REQUEST` indicates that the scaling policy status was changed by a user. `PROVISION_FAILURE` indicates that the status change was because the policy failed to provision. `CLEANUP_FAILURE` indicates an error.  
Type: String  
Valid Values: `USER_REQUEST | PROVISION_FAILURE | CLEANUP_FAILURE`   
Required: No

 ** Message **   <a name="EMR-Type-AutoScalingPolicyStateChangeReason-Message"></a>
A friendly, more verbose message that accompanies an automatic scaling policy state change.  
Type: String  
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/elasticmapreduce-2009-03-31/AutoScalingPolicyStateChangeReason) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/elasticmapreduce-2009-03-31/AutoScalingPolicyStateChangeReason) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/elasticmapreduce-2009-03-31/AutoScalingPolicyStateChangeReason)