# Deactivating Constructors

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.runtime.diagnostics.grainlifecycleevents.deactivating/)

## Deactivating(IGrainContext, DeactivationReason) {#constructor-orleans-runtime-igraincontext-orleans-deactivationreason-e5c9b409}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.runtime.diagnostics.grainlifecycleevents.deactivating/constructors/constructor-orleans-runtime-igraincontext-orleans-deactivationreason-e5c9b409/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Runtime/Diagnostics/GrainLifecycleEvents.cs#L61-L66)

```csharp
public Deactivating(IGrainContext grainContext, DeactivationReason reason)
```

Event payload for when a grain activation is about to deactivate.

### Parameters

- `grainContext` (`IGrainContext`): The grain context.
- `reason` (`DeactivationReason`): The reason for deactivation.