# UNITY_NEEDS_RENDERPASS_FBFETCH_FALLBACK

> UNITY_NEEDS_RENDERPASS_FBFETCH_FALLBACK is set when we need to generate a fallback for RenderPass due to the possibility of not having framebuffer fetch

## Definition

* **Type:** Field
* **Namespace:** [UnityEngine.Rendering](/engine/6000.6/script-reference/unityengine/rendering.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
UNITY_NEEDS_RENDERPASS_FBFETCH_FALLBACK = 37
```