| ADMFailed | An internal ADM failure caused notification delivery to fail. | Try sending the message again later. |
| ADMUnavailable | The ADM server is currently unavailable. | Try sending the message again later. |
| BadRequest | Failed to complete the request to Amazon. | Try sending the message again later. |
| FailedToGetADMToken | ADM authentication failed. | Try sending the message again later. |
| FrequencyCapping | The device was filtered by Frequency Capping. | If such behavior was not intended, check the Frequency Capping settings. |
| InvalidRegistrationId | The push token is invalid; the device will be unsubscribed from notifications. | Use the valid token. |
| Unregistered | The push token is invalid; the device will be unsubscribed from notifications. | Try using a new token. |
