diff --git a/Gradio.Net.AspNetCore/GradioServiceExtensions.cs b/Gradio.Net.AspNetCore/GradioServiceExtensions.cs
index 3cf4d4a..b45701c 100644
--- a/Gradio.Net.AspNetCore/GradioServiceExtensions.cs
+++ b/Gradio.Net.AspNetCore/GradioServiceExtensions.cs
@@ -86,17 +86,17 @@ public static WebApplication UseGradio(this WebApplication webApplication
             context.Response.Headers.Add("Content-Type", "text/event-stream");
 
 
-                StreamWriter streamWriter = new(context.Response.Body);
-                var sessionHash = context.Request.Query["session_hash"].FirstOrDefault();
-                await foreach (SSEMessage message in app.QueueData(sessionHash, stoppingToken))
-                {
-                    await streamWriter.WriteLineAsync(message.ProcessMsg());
-                    await streamWriter.FlushAsync();
-                }
-                await streamWriter.WriteLineAsync(new CloseStreamMessage().ProcessMsg());
+            StreamWriter streamWriter = new(context.Response.Body);
+            var sessionHash = context.Request.Query["session_hash"].FirstOrDefault();
+            await foreach (SSEMessage message in app.QueueData(sessionHash, stoppingToken))
+            {
+                await streamWriter.WriteLineAsync(message.ProcessMsg());
                 await streamWriter.FlushAsync();
-                Context.PendingEventIdsSession.TryRemove(sessionHash, out _);
-            });
+            }
+            await streamWriter.WriteLineAsync(new CloseStreamMessage().ProcessMsg());
+            await streamWriter.FlushAsync();
+            app.ClonseSession(sessionHash);
+        });
 
         webApplication.MapPost("/upload", async (HttpRequest request, [FromServices] GradioApp app) =>
         {
diff --git a/Gradio.Net/Context.cs b/Gradio.Net/Context.cs
index 7282afc..fe65e89 100644
--- a/Gradio.Net/Context.cs
+++ b/Gradio.Net/Context.cs
@@ -4,10 +4,10 @@
 
 namespace Gradio.Net;
 
-public static class Context
+internal static class Context
 {
     internal static object PendingMessageLock = new object();
-    public static ConcurrentDictionary<string, List<string>> PendingEventIdsSession { get; private set; } = new ConcurrentDictionary<string, List<string>>();
+    internal static ConcurrentDictionary<string, List<string>> PendingEventIdsSession { get; private set; } = new ConcurrentDictionary<string, List<string>>();
     internal static ConcurrentDictionary<string,string> DownloadableFiles { get; private set; } = new ConcurrentDictionary<string,string>();
     internal static ConcurrentDictionary<string, EventResult> EventResults { get; private set; } =  new ConcurrentDictionary<string, EventResult>();
     internal static Channel<Event> EventChannel { get; private set; } = Channel.CreateUnbounded<Event>();
diff --git a/Gradio.Net/GradioApp.cs b/Gradio.Net/GradioApp.cs
index fa9151a..c26a91f 100644
--- a/Gradio.Net/GradioApp.cs
+++ b/Gradio.Net/GradioApp.cs
@@ -74,8 +74,6 @@ public async Task<QueueJoinOut> QueueJoin(string rootUrl, PredictBodyIn body)
 
     public async IAsyncEnumerable<SSEMessage> QueueData(string sessionHash, CancellationToken stoppingToken)
     {
-
-
         const int heartbeatRate = 150;
         const int checkRate = 50;
         int heartbeatCount = 0;
@@ -272,11 +270,17 @@ public async IAsyncEnumerable<SSEMessage> QueueData(string sessionHash, Cancella
         }
     }
 
+    public List<string>? ClonseSession(string sessionHash)
+    {
+        Context.PendingEventIdsSession.TryRemove(sessionHash, out List<string>? tmpIds);
+        return tmpIds;
+    }
+
     private void RemovePendingEvent(string sessionHash, string pendingEventId)
     {
         lock (Context.PendingMessageLock)
         {
-            if (!Context.PendingEventIdsSession.TryGetValue(sessionHash, out List<string> tmpIds))
+            if (!Context.PendingEventIdsSession.TryGetValue(sessionHash, out List<string>? tmpIds))
             {
                 return;
             }