disable TF_UpdateEdge.

src/TensorFlowNET.Core/Operations/Operation.cs

@@ -322,11 +322,13 @@ namespace Tensorflow
 
             // Reset cached inputs.
             _inputs_val = null;
+            _node_def = null;
             // after the c_api call next time _inputs is accessed 
             // the updated inputs are reloaded from the c_api
             lock (Locks.ProcessWide)
             {
-                c_api.TF_UpdateEdge(_graph, output, input, tf.Status.Handle);
+                // disable
+                // c_api.TF_UpdateEdge(_graph, output, input, tf.Status.Handle);
                 //var updated_inputs = inputs;
                 tf.Status.Check();
             }

test/TensorFlowNET.UnitTest/Tensorflow.UnitTest.csproj

@@ -47,6 +47,7 @@
 
   <ItemGroup>
     <PackageReference Include="FluentAssertions" Version="5.10.3" />
+    <PackageReference Include="MethodBoundaryAspect.Fody" Version="2.0.138" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.1.2" />
     <PackageReference Include="MSTest.TestFramework" Version="2.1.2" />