# Error

> Structure describing the error of a package operation.

## Definition

* **Type:** Class
* **Namespace:** [UnityEditor.PackageManager](/engine/6000.0/script-reference/unityeditor/packagemanager.md)
* **Assembly:** UnityEditor

```csharp
public class Error
```

## Properties

| Property                                                                                   | Description                   |
| ------------------------------------------------------------------------------------------ | ----------------------------- |
| [errorCode](/engine/6000.0/script-reference/unityeditor/packagemanager/error/errorcode.md) | Numerical error code.         |
| [message](/engine/6000.0/script-reference/unityeditor/packagemanager/error/message.md)     | Error message or description. |