diff --git a/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj b/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
index 558225fb8..0c6cbff9c 100644
--- a/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
+++ b/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
@@ -111,6 +111,7 @@
     <Compile Include="UnitTest\UCustom020.cs" />
     <Compile Include="UnitTest\UCustom019.cs" />
     <Compile Include="UnitTest\UintDynamic.cs" />
+    <Compile Include="UnitTest\ULock.cs" />
     <Compile Include="UnitTest\UNavDynamic111N.cs" />
     <Compile Include="UnitTest\UnitManyToMany2.cs" />
     <Compile Include="UnitTest\UnitManyToMany.cs" />
diff --git a/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs b/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs
index 6fdae46f8..95b753430 100644
--- a/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs
+++ b/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs
@@ -31,7 +31,7 @@ namespace OrmTest
         }
         public static void Init()
         {
-
+            ULock.Init();
             UnitManyToMany2.Init();
             UOneManyMany5.init();
             UOneManyMany4.init();
diff --git a/Src/Asp.Net/SqlServerTest/UnitTest/ULock.cs b/Src/Asp.Net/SqlServerTest/UnitTest/ULock.cs
new file mode 100644
index 000000000..9be252b40
--- /dev/null
+++ b/Src/Asp.Net/SqlServerTest/UnitTest/ULock.cs
@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest 
+{
+    public class ULock
+    {
+        public static void Init() 
+        {
+            var db = NewUnitTest.Db;
+            db.CodeFirst.InitTables<ULockEntity>();
+            db.DbMaintenance.TruncateTable<ULockEntity>();
+            var id=db.Insertable(new ULockEntity()
+            {
+                Name = "oldName",
+            }).ExecuteReturnIdentity();
+
+            var data = db.Updateable(new ULockEntity()
+            {
+                Id = id,
+                Name = "newname",
+                Ver=0
+            }).ExecuteCommandWithOptLock();
+            if (data != 1) { throw new Exception("unit error"); };
+            var data2 = db.Updateable(new ULockEntity()
+            {
+                Id = id,
+                Name = "newname2",
+                Ver = 0
+            }).ExecuteCommandWithOptLock();
+            if (data2 != 0) { throw new Exception("unit error"); };
+        }
+
+        public class ULockEntity
+        {
+            [SqlSugar.SugarColumn(IsPrimaryKey =true,IsIdentity =true)]
+            public int Id { get; set; }
+            public string Name { get; set; }
+            [SqlSugar.SugarColumn(IsEnableUpdateVersionValidation  = true)]
+            public long Ver { get; set; }
+        }
+    }
+}