diff --git a/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj b/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
index 213e7351f..d47e04b6c 100644
--- a/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
+++ b/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
@@ -79,6 +79,7 @@
     <Compile Include="Models\ViewOrder.cs" />
     <Compile Include="UnitTest\UQueue.cs" />
     <Compile Include="_OldTest\BugTest\Bug2.cs" />
+    <Compile Include="_OldTest\BugTest\Bug5.cs" />
     <Compile Include="_OldTest\BugTest\Bug4.cs" />
     <Compile Include="_OldTest\BugTest\BugModels\AccountsModel.cs" />
     <Compile Include="_OldTest\BugTest\BugModels\ClientsModel.cs" />
@@ -93,7 +94,7 @@
     <Compile Include="_OldTest\BugTest\BugModels\TStock.cs" />
     <Compile Include="_OldTest\BugTest\BugModels\TTempStock.cs" />
     <Compile Include="_OldTest\BugTest\BugModels\VMaterialInfo.cs" />
-    <Compile Include="_OldTest\BugTest\Bug3t.cs" />
+    <Compile Include="_OldTest\BugTest\Bug3.cs" />
     <Compile Include="_OldTest\Demos\H_Queue.cs" />
     <Compile Include="_OldTest\Demos\I_InsertOrUpdate.cs" />
     <Compile Include="_OldTest\Demos\J_Debugger.cs" />
diff --git a/Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug3t.cs b/Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug3.cs
similarity index 100%
rename from Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug3t.cs
rename to Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug3.cs
diff --git a/Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug5.cs b/Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug5.cs
new file mode 100644
index 000000000..bf7ddddc2
--- /dev/null
+++ b/Src/Asp.Net/SqlServerTest/_OldTest/BugTest/Bug5.cs
@@ -0,0 +1,128 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest.Test
+{
+    public class BugTest5
+    {
+        public static void Init()
+        {
+            SqlSugarClient Db = new SqlSugarClient(new ConnectionConfig()
+            {
+                ConnectionString = Config.ConnectionString,
+                DbType = DbType.SqlServer,
+                IsAutoCloseConnection = true,
+                //MoreSettings = new ConnMoreSettings()
+                //{
+                //    PgSqlIsAutoToLower = true //我们这里需要设置为false
+                //},
+                InitKeyType = InitKeyType.Attribute,
+            });
+            //调式代码 用来打印SQL 
+            Db.Aop.OnLogExecuting = (sql, pars) =>
+            {
+                Console.WriteLine(sql);
+            };
+          
+            Db.CodeFirst.InitTables(typeof(Base_MenuList));
+            Db.CodeFirst.InitTables(typeof(aaaa));
+            Db.CodeFirst.InitTables(typeof(bbbbb));
+
+        }
+        [SugarTable("xxxx.Base_MenuList")]
+
+        public class Base_MenuList
+
+        {
+
+            /// <summary>
+
+            /// 菜单主键Id
+
+            /// </summary>
+
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true, ColumnDescription = "菜单主键Id")]
+
+            public int MenuID { get; set; }
+
+
+
+            /// <summary>
+
+            /// 名称
+
+            /// </summary>
+
+            [SugarColumn(IsNullable = false, Length = 50, ColumnDescription = "名称")]
+
+            public string MenuName { get; set; }
+
+        }
+
+        [SugarTable("xxxx1x")]
+
+        public class aaaa
+
+        {
+
+            /// <summary>
+
+            /// 菜单主键Id
+
+            /// </summary>
+
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true, ColumnDescription = "菜单主键Id")]
+
+            public int MenuID { get; set; }
+
+
+
+            /// <summary>
+
+            /// 名称
+
+            /// </summary>
+
+            [SugarColumn(IsNullable = false, Length = 50, ColumnDescription = "名称")]
+
+            public string MenuName { get; set; }
+
+        }
+        [SugarTable("bbbbb")]
+
+        public class bbbbb
+
+        {
+
+            /// <summary>
+
+            /// 菜单主键Id
+
+            /// </summary>
+
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true, ColumnDescription = "菜单主键Id")]
+
+            public int MenuID { get; set; }
+
+
+
+            /// <summary>
+
+            /// 名称
+
+            /// </summary>
+
+            [SugarColumn(IsNullable = false, Length = 50, ColumnDescription = "名称")]
+
+            public string MenuName { get; set; }
+
+        }
+    }
+   
+
+}
diff --git a/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs b/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
index 2f3273758..39a4cfaf4 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
@@ -109,6 +109,9 @@ namespace SqlSugar
                 }
             }
             var tableName = GetTableName(entityInfo);
+            this.Context.MappingTables.Add(entityInfo.EntityName,tableName);
+            entityInfo.DbTableName = tableName;
+            entityInfo.Columns.ForEach(it => { it.DbTableName = tableName; });
             var isAny = this.Context.DbMaintenance.IsAnyTable(tableName);
             if (isAny)
                 ExistLogic(entityInfo);