Subscription status automatically changes to ‘Never Subscribed’ when receiving push notification

[TamilCodeRays]

How can we help?

After restarting my mobile, OneSignal is showing an error, and my subscription status has changed to ‘Never Subscribed’. I had been receiving notifications normally for the past 20 days.

this is my log

[AppDetails-Worker] OperationRepo.enqueue(operation: {"name":"update-subscription","appId":"","onesignalId":"","subscriptionId":","type":"PUSH","enabled":false,"address":"","status":"FIREBASE_FCM_ERROR_IOEXCEPTION_OTHER"}, flush: false)

                                                                                                java.lang.Exception: java.io.IOException: java.util.concurrent.ExecutionException: java.io.IOException: TOO_MANY_REGISTRATIONS
                                                                                                	at