AWS SDK for .NET Documentation
CancelConversionTask Method (request)
AmazonAmazon.EC2AmazonEC2CancelConversionTask(CancelConversionTaskRequest) Did this page help you?   Yes   No    Tell us about it...
Cancels an active conversion task. The task can be the import of an instance or volume.
Declaration Syntax
Parameters
request (CancelConversionTaskRequest)
Cancel Conversion Task request
Return Value
Cancel Conversion Task Response from the service
Remarks
The command removes all artifacts of the conversion, including a partially uploaded volume or instance. If the conversion is complete or is in the process of transferring the final disk image, the command fails and returns an exception.
Exceptions

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)