diff --git a/Examples/aspnetcore_transaction/Properties/launchSettings.json b/Examples/aspnetcore_transaction/Properties/launchSettings.json
index a2e23312..df5dd806 100644
--- a/Examples/aspnetcore_transaction/Properties/launchSettings.json
+++ b/Examples/aspnetcore_transaction/Properties/launchSettings.json
@@ -1,27 +1,27 @@
 {
-    "iisSettings": {
-        "windowsAuthentication": false,
-        "anonymousAuthentication": true,
-        "iisExpress": {
-            "applicationUrl": "http://localhost:35350/",
-            "sslPort": 0
-        }
-    },
-    "profiles": {
-        "IIS Express": {
-            "commandName": "IISExpress",
-            "launchBrowser": true,
-            "environmentVariables": {
-                "ASPNETCORE_ENVIRONMENT": "Development"
-            }
-        },
-        "dbcontext_01": {
-            "commandName": "Project",
-            "launchBrowser": true,
-            "environmentVariables": {
-                "ASPNETCORE_ENVIRONMENT": "Development"
-            },
-            "applicationUrl": "http://localhost:35351/"
-        }
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:64513/",
+      "sslPort": 44328
     }
+  },
+  "profiles": {
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "dbcontext_01": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "applicationUrl": "http://localhost:35351/"
+    }
+  }
 }
\ No newline at end of file
diff --git a/FreeSql/Internal/CommonProvider/UpdateProvider.cs b/FreeSql/Internal/CommonProvider/UpdateProvider.cs
index de14b661..115d3cb6 100644
--- a/FreeSql/Internal/CommonProvider/UpdateProvider.cs
+++ b/FreeSql/Internal/CommonProvider/UpdateProvider.cs
@@ -494,7 +494,7 @@ namespace FreeSql.Internal.CommonProvider
             if (tempPrimarys != null)
             {
                 var cols = _commonExpression.ExpressionSelectColumns_MemberAccess_New_NewArrayInit(null, null, tempPrimarys?.Body, false, null).Distinct().ToDictionary(a => a);
-                _tempPrimarys = cols.Keys.Select(a => _table.ColumnsByCs.TryGetValue(a, out var col) ? col : null).ToArray().Where(a => a != null).ToArray();
+                _tempPrimarys = cols.Keys.Select(a => _table.Columns.TryGetValue(a, out var col) ? col : null).ToArray().Where(a => a != null).ToArray();
             }
             return this;
         }