# OnFormattingFailure

> Raised when an error occurs during formatting.

## Definition

* **Type:** Event
* **Namespace:** [Unity.SmartStrings](/engine/6000.7/script-reference/unity/smartstrings.md)
* **Assembly:** UnityEngine.SmartStringsModule

```csharp
public event EventHandler<FormattingErrorEventArgs> OnFormattingFailure
```