diff --git a/dotnet/src/Microsoft.Agents.AI.DurableTask/Microsoft.Agents.AI.DurableTask.csproj b/dotnet/src/Microsoft.Agents.AI.DurableTask/Microsoft.Agents.AI.DurableTask.csproj
index 032ba5688d..77c877939e 100644
--- a/dotnet/src/Microsoft.Agents.AI.DurableTask/Microsoft.Agents.AI.DurableTask.csproj
+++ b/dotnet/src/Microsoft.Agents.AI.DurableTask/Microsoft.Agents.AI.DurableTask.csproj
@@ -17,7 +17,6 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <InjectSharedThrow>true</InjectSharedThrow>
     <InjectSharedStructuredOutput>true</InjectSharedStructuredOutput>
   </PropertyGroup>
   
diff --git a/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableActivityExecutor.cs b/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableActivityExecutor.cs
index e3ad1980e7..c9e9a1b125 100644
--- a/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableActivityExecutor.cs
+++ b/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableActivityExecutor.cs
@@ -4,6 +4,7 @@ using System.Diagnostics.CodeAnalysis;
 using System.Text.Json;
 using Microsoft.Agents.AI.Workflows;
 using Microsoft.Agents.AI.Workflows.Checkpointing;
+using Microsoft.Agents.AI.Workflows.Observability;
 
 namespace Microsoft.Agents.AI.DurableTask.Workflows;
 
@@ -45,10 +46,11 @@ internal static class DurableActivityExecutor
         object typedInput = DeserializeInput(executorInput, inputType);
 
         DurableWorkflowContext workflowContext = new(sharedState, executor);
-        object? result = await executor.ExecuteAsync(
+        object? result = await executor.ExecuteCoreAsync(
             typedInput,
             new TypeId(inputType),
             workflowContext,
+            WorkflowTelemetryContext.Disabled,
             cancellationToken).ConfigureAwait(false);
 
         return SerializeActivityOutput(result, workflowContext);
diff --git a/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableExecutorDispatcher.cs b/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableExecutorDispatcher.cs
index afb7a774fb..ce68b5c0d9 100644
--- a/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableExecutorDispatcher.cs
+++ b/dotnet/src/Microsoft.Agents.AI.DurableTask/Workflows/DurableExecutorDispatcher.cs
@@ -151,7 +151,7 @@ internal static class DurableExecutorDispatcher
             return $"Agent '{agentName}' not found";
         }
 
-        AgentSession session = await agent.GetNewSessionAsync().ConfigureAwait(true);
+        AgentSession session = await agent.CreateSessionAsync().ConfigureAwait(true);
         AgentResponse response = await agent.RunAsync(input, session).ConfigureAwait(true);
 
         return response.Text;