From 113dbe6ae9f114ee8687c5a35816fac31aa4a232 Mon Sep 17 00:00:00 2001
From: "Liangying.Wei" <lianwei@microsoft.com>
Date: Fri, 13 Dec 2024 16:38:26 +0800
Subject: [PATCH] Fix code null (#824)

---
 .../ChatStorage/AzureTable/AzureTableChatStorage.cs         | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/samples/csharp/chatapp-withstorage/ChatStorage/AzureTable/AzureTableChatStorage.cs b/samples/csharp/chatapp-withstorage/ChatStorage/AzureTable/AzureTableChatStorage.cs
index 0519b6988..2cf0f71ca 100644
--- a/samples/csharp/chatapp-withstorage/ChatStorage/AzureTable/AzureTableChatStorage.cs
+++ b/samples/csharp/chatapp-withstorage/ChatStorage/AzureTable/AzureTableChatStorage.cs
@@ -60,8 +60,8 @@ public async Task<IList<string>> GetPairsAsync(string name)
             var pairReadSequenceId = await _tableClient.GetEntityIfExistsAsync<SessionEntity>(pair, user, SequenceIdColumn);
 
             return new ChatHistory(user, pair,
-                readSequenceId.HasValue ? readSequenceId.Value.ReadToSequenceId : 0,
-                pairReadSequenceId.HasValue ? pairReadSequenceId.Value.ReadToSequenceId : 0,
+                readSequenceId.HasValue ? readSequenceId.Value!.ReadToSequenceId : 0,
+                pairReadSequenceId.HasValue ? pairReadSequenceId.Value!.ReadToSequenceId : 0,
                 messages);
         }
 
@@ -80,7 +80,7 @@ private async Task<bool> UpdateReadToAysncCore(string from, string to, long sequ
                 return true;
             }
 
-            var entity = resp.Value;
+            var entity = resp.Value!;
             if (entity.ReadToSequenceId > sequenceId)
             {
                 return false;