update

Found a few more places where we want to also check for COM_UNITY_MODULES_PHYSICS2D.

Author: NoelStephensUnity

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

@@ -264,7 +264,7 @@ internal void PromoteSessionOwner(ulong clientId)
         }
 
         internal Dictionary<ulong, NetworkObject> NetworkTransformUpdate = new Dictionary<ulong, NetworkObject>();
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
         internal Dictionary<ulong, NetworkObject> NetworkTransformFixedUpdate = new Dictionary<ulong, NetworkObject>();
 #endif
 
@@ -284,7 +284,7 @@ internal void NetworkTransformRegistration(NetworkObject networkObject, bool onU
                     NetworkTransformUpdate.Remove(networkObject.NetworkObjectId);
                 }
             }
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
             else
             {
                 if (register)
@@ -341,7 +341,7 @@ public void NetworkUpdate(NetworkUpdateStage updateStage)
 
                         MessageManager.CleanupDisconnectedClients();
                         AnticipationSystem.ProcessReanticipation();
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
                         foreach (var networkObjectEntry in NetworkTransformFixedUpdate)
                         {
                             // if not active or not spawned then skip
@@ -362,7 +362,7 @@ public void NetworkUpdate(NetworkUpdateStage updateStage)
 #endif
                     }
                     break;
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
                 case NetworkUpdateStage.FixedUpdate:
                     {
                         foreach (var networkObjectEntry in NetworkTransformFixedUpdate)
@@ -1112,7 +1112,7 @@ internal void Initialize(bool server)
             }
 #endif
 
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
             NetworkTransformFixedUpdate.Clear();
 #endif
             NetworkTransformUpdate.Clear();
@@ -1157,7 +1157,7 @@ internal void Initialize(bool server)
             }
 
             this.RegisterNetworkUpdate(NetworkUpdateStage.EarlyUpdate);
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
             this.RegisterNetworkUpdate(NetworkUpdateStage.FixedUpdate);
 #endif
             this.RegisterNetworkUpdate(NetworkUpdateStage.PreUpdate);

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

@@ -68,7 +68,7 @@ public uint PrefabIdHash
         public List<NetworkTransform> NetworkTransforms { get; private set; }
 
 
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
         /// <summary>
         /// All <see cref="NetworkRigidbodyBase"></see> component instances associated with a <see cref="NetworkObject"/> component instance.
         /// NOTE: This is only available if a physics package is included. If not, then this will not be available!
@@ -2621,7 +2621,7 @@ internal List<NetworkBehaviour> ChildNetworkBehaviours
                             networkTransform.IsNested = i != 0 && networkTransform.gameObject != gameObject;
                             NetworkTransforms.Add(networkTransform);
                         }
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
                         else if (type.IsSubclassOf(typeof(NetworkRigidbodyBase)))
                         {
                             if (NetworkRigidbodies == null)
@@ -3429,7 +3429,7 @@ private void Awake()
         {
             m_ChildNetworkBehaviours = null;
             NetworkTransforms?.Clear();
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
             NetworkRigidbodies?.Clear();
 #endif
             SetCachedParent(transform.parent);

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

@@ -1,4 +1,4 @@
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
 using System.Collections;
 using System.Collections.Generic;
 using System.Linq;

com.unity.netcode.gameobjects/Tests/Runtime/Physics/NetworkRigidbodyTest.cs

@@ -1,4 +1,4 @@
-#if COM_UNITY_MODULES_PHYSICS
+#if COM_UNITY_MODULES_PHYSICS || COM_UNITY_MODULES_PHYSICS2D
 using System.Collections;
 using System.Collections.Generic;
 using System.Text;