# deprecationMessage

> Deprecation message for the version that this instance represents.

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor.PackageManager](/engine/6000.5/script-reference/unityeditor/packagemanager.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public string deprecationMessage { get; }
```

### Remarks

Valid only if isDeprecated is `true`. Additional Resources: [VersionsInfo.deprecated](/engine/6000.5/script-reference/unityeditor/packagemanager/versionsinfo/deprecated.md) for the list of all deprecated versions.