# InitializePendingLifecycleCallbacks()

> Processes any lifecycle callbacks that were registered before TypeManager was initialized. Called from EntityManager.Initialize() after TypeManager.Initialize().

## Definition

* **Type:** Method
* **Namespace:** [Unity.Entities](/engine/7000.0/script-reference/unity/entities.md)
* **Assembly:** UnityEngine.EntitiesModule

```csharp
[ExcludeFromBurstCompatTesting("Uses managed delegates")]
public static void InitializePendingLifecycleCallbacks()
```