# DisableWriteTypeTree

> Do not include type tree information in the serialized data.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor](/engine/6000.7/script-reference/unityeditor.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
DisableWriteTypeTree = 8
```

### Remarks

Disabling type trees reduces build size and build time, but removes the ability to load content built with different versions of scripts or Unity. Only use this option if you are certain the runtime environment will match the build environment exactly.

Additional Resources: [BuildAssetBundleOptions.DisableWriteTypeTree](/engine/6000.7/script-reference/unityeditor/buildassetbundleoptions/disablewritetypetree.md)