diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index 691a5ef..d9df05c 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -3261,11 +3261,11 @@
     @RequiresPermission(anyOf = {
             NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
             android.Manifest.permission.NETWORK_FACTORY})
-    public void offerNetwork(@NonNull final NetworkProvider provider,
+    public void offerNetwork(@NonNull final int providerId,
             @NonNull final NetworkScore score, @NonNull final NetworkCapabilities caps,
             @NonNull final INetworkOfferCallback callback) {
         try {
-            mService.offerNetwork(Objects.requireNonNull(provider.getMessenger(), "null messenger"),
+            mService.offerNetwork(providerId,
                     Objects.requireNonNull(score, "null score"),
                     Objects.requireNonNull(caps, "null caps"),
                     Objects.requireNonNull(callback, "null callback"));
diff --git a/framework/src/android/net/IConnectivityManager.aidl b/framework/src/android/net/IConnectivityManager.aidl
index b5e483a..0db1558 100644
--- a/framework/src/android/net/IConnectivityManager.aidl
+++ b/framework/src/android/net/IConnectivityManager.aidl
@@ -223,7 +223,7 @@
 
     int getRestrictBackgroundStatusByCaller();
 
-    void offerNetwork(in Messenger messenger, in NetworkScore score,
+    void offerNetwork(int providerId, in NetworkScore score,
             in NetworkCapabilities caps, in INetworkOfferCallback callback);
     void unofferNetwork(in INetworkOfferCallback callback);
 }
diff --git a/framework/src/android/net/NetworkProvider.java b/framework/src/android/net/NetworkProvider.java
index 8f93047..d5b5c9b 100644
--- a/framework/src/android/net/NetworkProvider.java
+++ b/framework/src/android/net/NetworkProvider.java
@@ -272,6 +272,9 @@
     public void offerNetwork(@NonNull final NetworkScore score,
             @NonNull final NetworkCapabilities caps, @NonNull final Executor executor,
             @NonNull final NetworkOfferCallback callback) {
+        // Can't offer a network with a provider that is not yet registered or already unregistered.
+        final int providerId = mProviderId;
+        if (providerId == ID_NONE) return;
         NetworkOfferCallbackProxy proxy = null;
         synchronized (mProxies) {
             for (final NetworkOfferCallbackProxy existingProxy : mProxies) {
@@ -285,7 +288,8 @@
                 mProxies.add(proxy);
             }
         }
-        mContext.getSystemService(ConnectivityManager.class).offerNetwork(this, score, caps, proxy);
+        mContext.getSystemService(ConnectivityManager.class)
+                .offerNetwork(providerId, score, caps, proxy);
     }
 
     /**