Update As Gerardo pointed out, vapidKey != FCM Token. I finally got things going, though im unsure if this is the best way to do it. This was what ...

I am a bit desperate with an error when receiving push notifications in the background, and it is failing due to the error that I indicate below, I w ...

I have a cron job function running on Firebase functions, which fetches all documents from my User collection in Firestore, and sends notification usi ...

My flow is: At the login store FCM token in firestore DB and also subscribe to 2 topics for notification On change/refresh of fcmToken : again s ...

After carefully trying other answer, nothing seems to work. Notification are working fine, when I click on them and the app has been initialised. Wh ...

I'm created a handler for incoming FCM using flutter local notifications & on tap on each notification it can navigate to a specific screen and th ...

Here is my whole code: So when I execute this code I can generate a token. I see the token clearly and all good there. However I have this error: ...

I want to add HTTP V1 Access Token to my firebase cloud messaging service. I'm using python fore retrieving the access token. I'm using this code. ...

How to use Firebase Messaging Service Worker (firebase-messaging-sw.ts) with NextJS? I see in the documentation that I must use bundler to use Modular ...

I work on several Android and iOS apps with a team of developers. These apps use Push Notifications - through Firebase (FCM) for Android and through A ...

From adb logcat, I see where my_fcm.dart is the file containing my firebaseMessagingBackgroundHandler, registered with FirebaseMessaging.onBackgrou ...

I have done a project with FCM Push Notification feature. In my java I put the server key from FCM for easily pushing the notification. This was 2 yea ...

I want to integrate FCM with nextjs project. This error is occurring whenever I save the firebase.js config file. I'm not being able to use Firebase C ...

Please I need help. I don't know what I am doing wrong. I am trying to send push notification from http request but I keep getting this error: The ...

i have implemented chat message app in which user can reply to chat from push notification when app is killed/background/foreground. Future firebaseM ...

I need to verify by an ID that comes inside the data field that I received from a firebase message. How can I access this field based on the active no ...

I have an app which subscribes to a topic in Firebase Messaging. (for example the topic is "test"). and with cloud functions I successfully send a no ...

I am trying to implement FCM for a flutter web project. When I run the project in the localhost, it works fine. But when I upload it to firebase host ...

I added a firebase-admin in the NestJS Project, the unit test pass in the local code but fails in the CI/CD Pipeline. All the tests passed locally ...

When I build app and install it via android studio, FCM token is generated but when I upload the same app to playstore, FCM is not generated or is nul ...