# HandleWasAlreadyDeallocated

> Indicates that the job system didn't wait because the AtomicSafetyHandle was invalid, likely because the associated container had already been deallocated.

## Definition

* **Type:** Field
* **Namespace:** [Unity.Collections.LowLevel.Unsafe](/engine/6000.6/script-reference/unity/collections/lowlevel/unsafe.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
HandleWasAlreadyDeallocated = 2
```