# Notification.Severity enum

Namespace: [Rhino.Runtime.Notifications](https://developer.rhino3d.com/api/rhinocommon/namespace/rhino.runtime.notifications.md) · Assembly: [RhinoCommon](https://developer.rhino3d.com/api/rhinocommon/assembly/rhinocommon.md) · Since v6.0

```cs
public enum Notification.Severity
```

Determines the severity of a notification.

## Values

| Name | Value | Description |
| --- | --- | --- |
| Debug | 0 | Least serious. |
| Info | 1 | Not serious. |
| Warning | 2 | Important. |
| Serious | 3 | Very important. |
| Critical | 4 | Extremely important. |