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Elastic Compute Service:ReActivateInstances

Last Updated:Apr 11, 2024

Reactivates a pay-as-you-go Elastic Compute Service (ECS) instance that has expired or has been recycled due to overdue payments.

Operation description

When you call this operation, take note of the following items:

  • The instance must be in the Stopped state.****
  • If an instance has overdue payments for more than 15 days, the instance is stopped and released, and data on the instance can no longer be recovered. You must complete the overdue payments and reactivate the instance within 15 days. If you cannot reactivate an instance that resides in a virtual private cloud (VPC), wait a few minutes and try again.
  • After the operation is called, the instance enters the Starting state.****
  • You cannot call this operation on ECS instances that are locked for security reasons. If OperationLocks in the response returned for the DescribeInstances operation contains LockReason: security, the instance is locked for security reasons. For more information, see API behavior when an instance is locked for security reasons.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters


The region ID of the instance. You can call the DescribeRegions operation to query the most recent region list.


The ID of the instance that you want to reactivate.


Response parameters


The request ID.



Sample success responses


  "RequestId": "51AB7717-6E1A-4D1D-A44D-54CB123ABC"

Error codes

HTTP status codeError codeError messageDescription
400ReopenInstance.InstanceNotEnoughBalanceReopen instance must have enough account balance.-
400ReopenInstance.ImageNotEnoughBalanceReopen instance must have enough cash balance.-
400ReopenInstance.InstanceStatusNotValidInstance status is not Expired, ImageExpired or EcsAndImageExpired.The instance cannot be restarted because the instance or its image has expired.
403IncorrectInstanceStatusThe current status of the resource does not support this operation.The resource is in a state that does not support the current operation.
403InstanceLockedForSecurityThe specified operation is denied as your instance is locked for security reasons.-
403InsufficientBalanceYour account does not have enough balance.Your account balance is insufficient. Add funds to your account and try again.
404InvalidInstanceId.NotFoundThe specified InstanceId does not exist.The specified instance does not exist.
404InvalidPayType.NotSupportThe specified pre pay instance not support.Subscription instances do not support the operation.
500InternalErrorThe request processing has failed due to some unknown error.An internal error has occurred. Try again later.

For a list of error codes, visit the Service error codes.

Change history

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