fixes

Author: EmandM

com.unity.netcode.gameobjects/Runtime/Core/NetworkObject.cs

@@ -2613,7 +2613,7 @@ internal void InvokeBehaviourNetworkDespawn()
             }
         }
 
-        internal List<NetworkBehaviour> m_ChildNetworkBehaviours;
+        private List<NetworkBehaviour> m_ChildNetworkBehaviours;
 
         internal List<NetworkBehaviour> ChildNetworkBehaviours
         {

com.unity.netcode.gameobjects/Tests/Runtime/NetworkTransform/NetworkTransformParentingTests.cs

@@ -103,6 +103,7 @@ public override void OnNetworkSpawn()
             private void RequestPlayerObjectSpawnServerRpc(ServerRpcParams rpcParams = default)
             {
                 SpawnedPlayer = Instantiate(PlayerPrefab);
+                SpawnedPlayer.NetworkManagerOwner = NetworkManager;
                 SpawnedPlayer.SpawnAsPlayerObject(rpcParams.Receive.SenderClientId);
                 SpawnedPlayer.TrySetParent(NetworkObject, false);
                 State = MoveState.PlayerSpawned;

com.unity.netcode.gameobjects/Tests/Runtime/TestHelpers/NetcodeIntegrationTest.cs

@@ -2561,13 +2561,10 @@ public static void SimulateOneFrame()
                         var method = obj.GetType().GetMethod(methodName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
                         method?.Invoke(obj, new object[] { });
 
-                        if (obj.m_ChildNetworkBehaviours != null)
+                        foreach (var behaviour in obj.ChildNetworkBehaviours)
                         {
-                            foreach (var behaviour in obj.m_ChildNetworkBehaviours)
-                            {
-                                var behaviourMethod = behaviour.GetType().GetMethod(methodName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
-                                behaviourMethod?.Invoke(behaviour, new object[] { });
-                            }
+                            var behaviourMethod = behaviour.GetType().GetMethod(methodName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
+                            behaviourMethod?.Invoke(behaviour, new object[] { });
                         }
                     }
                 }