# Invalid_Glyph_Index

> Error code returned by the LoadGlyph function when referencing an invalid or out of range glyph index value.

## Definition

* **Type:** Field
* **Namespace:** [UnityEngine.TextCore.LowLevel](/engine/6000.3/script-reference/unityengine/textcore/lowlevel.md)
* **Assembly:** UnityEngine.TextCoreFontEngineModule

```csharp
Invalid_Glyph_Index = 16
```