NotRegistered on fcm services

[Michael]

Result of getFeedback() on fcm services:
{#1067 ▼
+"multicast_id": 6.6073187435903E+18
+"success": 0
+"failure": 1
+"canonical_ids": 0
+"results": array:1 [▼
0 => {#1065 ▼
+"error": "NotRegistered"
}
]
}
I'm using dev-l5 version.
Thanks.

[Michael]

Sorry not is a package error
https://firebase.google.com/docs/cloud-messaging/http-server-ref?hl=es-419#error-codes