# NoOpStreamDeliveryFailureHandler.OnSubscriptionFailure(GuidId, string, StreamId, StreamSequenceToken?)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.noopstreamdeliveryfailurehandler/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.noopstreamdeliveryfailurehandler/methods/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/Orleans.Streaming/PersistentStreams/NoOpStreamFailureHandler.cs#L42)

```csharp
public Task OnSubscriptionFailure(GuidId subscriptionId, string streamProviderName, StreamId streamId, StreamSequenceToken? sequenceToken)
```

Should be called when establishing a subscription failed.

### Parameters

- `subscriptionId` (`GuidId`): The subscription identifier.
- `streamProviderName` (`string`): Name of the stream provider.
- `streamId` (`StreamId`): The stream identity.
- `sequenceToken` (`StreamSequenceToken?`): The sequence token.

### Returns

A `System.Threading.Tasks.Task` representing the operation.