# Retrieve failure details for apps that failed to sync via a content token

Retrieve the list of apps that failed to sync for a specific VPP content token.

## Endpoint

`GET /api/mdm/apps/account/vpp/{vpp_id}/failure`

## Request

### Request URL

`https://{server-hostname}:8383/api/mdm/apps/account/vpp/{vpp_id}/failure`

### Scope

`MDMDeviceMgmt.READ`

### Header

`Authorization: d92d4xxxxxxxxxxxxx15f52`

### Request Parameters

#### Request Headers

- **Accept** — string — **Mandatory**
  - `application/json`

#### Path Parameters

- **vpp_id** — string — **Mandatory**
  - Unique identifier of the VPP content token. Obtain from the [Add VPP Account](https://www.manageengine.com/products/desktop-central/help/api/onpremise/volumepurchaseprogram-vpp.html)_addVppAccount) or [Get VPP Accounts](https://www.manageengine.com/products/desktop-central/help/api/onpremise/volumepurchaseprogram-vpp.html)_getVppAccount) response.

### Sample Request

```curl
curl --request GET \
  --url https://appdomain/api/mdm/apps/account/vpp/{vpp_id}/failure \
  --header 'Accept: application/json' \
  --header 'Authorization:  d92d4xxxxxxxxxxxxx15f52'
```

## Response

### Response Parameters

#### HTTP Code 200

Response body: `application/json`

- JSON Object
  - **apps** — JSON Array
    - Array of app objects for which sync failed, including app group ID, name, icon, license count, package ID, and resource count.

### Possible Response Codes

- **200** — HTTP code

### Sample Response: HTTP 200

List of apps that failed to sync via the content token:

```json
{
  "apps": [
    {
      "appname": "Zylker MDM",
      "packageid": 9007199254740996,
      "resourcecount": 12,
      "licensecount": 8,
      "displayimageloc": "https://www.zylker.com/image/thumb/display/source/100x100bb.jpg",
      "appgroupid": 9007199254741296
    }
  ]
}
```

No apps have failed to sync:

```json
{
  "apps": []
}
```

## Rate Limits

**Duration:** 1 minute | **Threshold:** 60 | **Lock period:** 5 minutes

Duration — Time window for the threshold.  
Threshold — Number of API calls allowed within the specified duration.  
Lock Period — Wait time before consecutive API requests.