# ClearCacheRequest

> Represents an asynchronous request to clear the global package cache on the disk.

## Definition

* **Type:** Class
* **Namespace:** [UnityEditor.PackageManager.Requests](/engine/6000.5/script-reference/unityeditor/packagemanager/requests.md)
* **Assembly:** UnityEditor.CoreModule
* **Inherits from:** [Request](/engine/6000.5/script-reference/unityeditor/packagemanager/requests/request.md)
* **Implements:** [ISerializationCallbackReceiver](/engine/6000.5/script-reference/unityengine/iserializationcallbackreceiver.md)

```csharp
public sealed class ClearCacheRequest : Request, ISerializationCallbackReceiver
```

## Remarks

The PackageManager [Client](/engine/6000.5/script-reference/unityeditor/packagemanager/client.md) class returns a ClearCacheRequest instance when you call the [Client.ClearCache](/engine/6000.5/script-reference/unityeditor/packagemanager/client/clearcache.md) method to empty the global package cache. Use this object to determine when the request is complete and if it succeeded.

## Inheritance

**Inherited Members:**

* [Request.Status()](/engine/6000.5/script-reference/unityeditor/packagemanager/requests/request/status.md)
* [Request.IsCompleted()](/engine/6000.5/script-reference/unityeditor/packagemanager/requests/request/iscompleted.md)
* [Request.Error()](/engine/6000.5/script-reference/unityeditor/packagemanager/requests/request/error.md)