# Reset()

> Reset the world to a canonical state so that it will reproduce identical results each time. The world must be empty for this to be called otherwise a warning is produced.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine.LowLevelPhysics2D](/engine/6000.3/script-reference/unityengine/lowlevelphysics2d.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public void Reset()
```