# StopProjectVersion


**Note**  
This operation applies only to Amazon Rekognition Custom Labels.

Stops a running model. The operation might take a while to complete. To check the current status, call [DescribeProjectVersions](API_DescribeProjectVersions.md). Only applies to Custom Labels projects.

This operation requires permissions to perform the `rekognition:StopProjectVersion` action.

## Request Syntax


```
{
   "ProjectVersionArn": "string"
}
```

## Request Parameters


For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

The request accepts the following data in JSON format.

 ** [ProjectVersionArn](#API_StopProjectVersion_RequestSyntax) **   <a name="rekognition-StopProjectVersion-request-ProjectVersionArn"></a>
The Amazon Resource Name (ARN) of the model version that you want to stop.  
This operation requires permissions to perform the `rekognition:StopProjectVersion` action.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Pattern: `(^arn:[a-z\d-]+:rekognition:[a-z\d-]+:\d{12}:project\/[a-zA-Z0-9_.\-]{1,255}\/version\/[a-zA-Z0-9_.\-]{1,255}\/[0-9]+$)`   
Required: Yes

## Response Syntax


```
{
   "Status": "string"
}
```

## Response Elements


If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

 ** [Status](#API_StopProjectVersion_ResponseSyntax) **   <a name="rekognition-StopProjectVersion-response-Status"></a>
The current status of the stop operation.   
Type: String  
Valid Values: `TRAINING_IN_PROGRESS | TRAINING_COMPLETED | TRAINING_FAILED | STARTING | RUNNING | FAILED | STOPPING | STOPPED | DELETING | COPYING_IN_PROGRESS | COPYING_COMPLETED | COPYING_FAILED | DEPRECATED | EXPIRED` 

## Errors


For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
You are not authorized to perform the action.  
HTTP Status Code: 400

 ** InternalServerError **   
Amazon Rekognition experienced a service issue. Try your call again.  
HTTP Status Code: 500

 ** InvalidParameterException **   
Input parameter violated a constraint. Validate your parameter before calling the API operation again.  
HTTP Status Code: 400

 ** ProvisionedThroughputExceededException **   
The number of requests exceeded your throughput limit. If you want to increase this limit, contact Amazon Rekognition.  
HTTP Status Code: 400

 ** ResourceInUseException **   
The specified resource is already being used.  
HTTP Status Code: 400

 ** ResourceNotFoundException **   
The resource specified in the request cannot be found.  
HTTP Status Code: 400

 ** ThrottlingException **   
Amazon Rekognition is temporarily unable to process the request. Try your call again.  
HTTP Status Code: 500

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/rekognition-2016-06-27/StopProjectVersion) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/rekognition-2016-06-27/StopProjectVersion)