firebase / firebase/firebase-android-sdk

RemoteConfigComponent and FirebaseMessaging return null for some users

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#5,691 14 comments 0 reactions 0 assignees View on GitHub
api: messaging api: remoteconfig needs-attention
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Java
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Description

### Step 2: Describe your environment

* Android Studio version: Android Studio Iguana
* Firebase Component: Messaging & Config
* Component version: Firebase BOM 32.7.0

### [REQUIRED] Step 3: Describe the problem

https://github.com/firebase/firebase-android-sdk/blob/5ef5cdda14666df3f6727719f4d3344c8286ef32/firebase-config/src/main/java/com/google/firebase/remoteconfig/FirebaseRemoteConfig.java#L87

The code block above returns null for about ~1,500 users a day when we attempt to configure RemoteConfig. We are forced to check if `RemoteConfigComponent` is available before calling the config-ktx helper function:

```
firebase.get(RemoteConfigComponent::class.java) != null
```

and when we dont we see the following crash in production.

```
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'dbxyzptlk.h41.g dbxyzptlk.h41.k.d()' on a null object reference
at com.google.firebase.remoteconfig.FirebaseRemoteConfig.getInstance(FirebaseRemoteConfig.java:86)
at com.google.firebase.remoteconfig.ktx.RemoteConfigKt.remoteConfig(RemoteConfig.kt:32)
```

We also see the same behavior when it comes to getting the FirebaseMessaging and do a similar check:

```
firebase.get(FirebaseMessaging::class.java) != null
```

I do see the `ComponentDiscoveryService` have the Registrars populated for Messaging and RemoteConfig as well:

![image](https://github.com/firebase/firebase-android-sdk/assets/3921079/f2aa3ad4-ad1a-41af-9cef-598404f820ad)

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