# MemoryStreamQueueGrain.Enqueue(MemoryMessageData)

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

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/MemoryStreams/MemoryStreamQueueGrain.cs#L31-L37)

```csharp
public Task Enqueue(MemoryMessageData data)
```

Enqueues an event data. If the current total count reaches the max limit. throws an exception.

### Parameters

- `data` (`MemoryMessageData`)