try catching around hai addresses

Author: dooly123

Basis/Packages/com.basis.eventdriver/BasisEventDriver.cs

@@ -326,7 +326,14 @@ public void LateUpdate()
 #endif
         ProfileEnd(PROF_REMOTE_AUDIO_APPLY);
 
-        HVRBasisBuiltInAddresses.Simulate();
+        try
+        {
+            HVRBasisBuiltInAddresses.Simulate();
+        }
+        catch (Exception ex)
+        {
+            Debug.LogError($"HVRBasisBuiltInAddresses.Simulate failed: {ex}");
+        }
 
         // ── BlendShape simulate ──
         ProfileBegin(PROF_BLENDSHAPE_SIMULATE);

Basis/Packages/dev.hai-vr.basis.comms/Scripts/Systems/Runtime/Data/HVRBasisBuiltInAddresses.cs

@@ -72,11 +72,11 @@ public HVRBasisBuiltInAddresses(HVRAvatarComms comms, bool isWearer)
 
         public void Destroy()
         {
-            if (_comms == null) return;
-            if (_contextNullable == null) return;
+            if (ReferenceEquals(_comms, null)) return;
+            if (!Required.TryGetValue(_comms, out var list)) return;
 
-            Required[_comms].Remove(this);
-            if (Required[_comms].Count == 0)
+            list.Remove(this);
+            if (list.Count == 0)
             {
                 Required.Remove(_comms);
                 Flags.Remove(_comms);
@@ -111,7 +111,9 @@ private void ApplyForAllInComms(HVRAvatarComms comms)
 
         private void ProcessViseme(HVRAvatarComms comms)
         {
+            if (comms == null) return;
             var variableStore = comms.VariableStore;
+            if (variableStore == null) return;
             if (_firstTick)
             {
                 variableStore.SubmitOrDefineDefaultValue(_addressIds[0], 1f); // sil has a default value of 1