diff --git a/Src/Asp.Net/SqlServerTest/BugTest/Bug2.cs b/Src/Asp.Net/SqlServerTest/BugTest/Bug2.cs
index 997c051d7..9fa4eccc4 100644
--- a/Src/Asp.Net/SqlServerTest/BugTest/Bug2.cs
+++ b/Src/Asp.Net/SqlServerTest/BugTest/Bug2.cs
@@ -9,9 +9,10 @@ namespace OrmTest.BugTest
 {
     public class Bug2
     {
-        public  SqlSugarClient DB
+        public SqlSugarClient DB
         {
-            get {
+            get
+            {
                 SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
                 {
                     InitKeyType = InitKeyType.Attribute,
@@ -22,15 +23,71 @@ namespace OrmTest.BugTest
                 return db;
             }
         }
-        public void Init() {
-           var x2= DB.Queryable<School>().Where(x => x.Id == SqlFunc.Subqueryable<School>().Where(y =>  y.Id == SqlFunc.Subqueryable<Student>().Where(yy => y.Id == x.Id).Select(yy => yy.Id)).Select(y => y.Id)).ToSql();
-            if (!x2.Key.Contains("STudent")) {
-               // throw new Exception("bug2 error");
+        public void Init()
+        {
+            var x2 = DB.Queryable<School>().Where(x => x.Id == SqlFunc.Subqueryable<School>().Where(y => y.Id == SqlFunc.Subqueryable<Student>().Where(yy => y.Id == x.Id).Select(yy => yy.Id)).Select(y => y.Id)).ToSql();
+            if (!x2.Key.Contains("STudent"))
+            {
+                // throw new Exception("bug2 error");
             }
+
+
+
+            var UserNameOrName = "111";
+            var OrganizationUnitId = 0;
+            var RoleId = 0;
+            var sql = DB.Queryable<User>().//一对多的子查询
+               WhereIF(!string.IsNullOrWhiteSpace(UserNameOrName), t1 => t1.Name.Contains(UserNameOrName)).
+               Where(t1 => 
+                           SqlFunc.Subqueryable<UserOrganizationUnit>().
+                                                        Where(t2 => t2.UserId == t1.Id).
+                                                        WhereIF(OrganizationUnitId > 0, t2 => t2.OrganizationUnitId == OrganizationUnitId).Any())
+                                                        // Where(t1 => SqlFunc.Subqueryable<UserRole>().
+                                                        //Where(t3 => t3.UserId == t1.Id).
+                                                        //WhereIF(RoleId > 0, t3 => t3.RoleId == RoleId).Any())
+              .Select(t1 => new User { Id = SqlFunc.GetSelfAndAutoFill(t1.Id) }).ToSql();
+
         }
     }
-       
 
+    ///<summary>
+    ///用户信息表
+    ///</summary>
+    public partial class User
+    {
+        ///<summary>
+        /// 描述:主键
+        /// 默认值: 
+        /// 是否可空: False
+        ///</summary>
+        [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+        public long Id { get; set; }
+
+        public string Name { get; set; }
+    }
+
+    public partial class UserOrganizationUnit
+    {
+        [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+        public long Id { get; set; }
+
+        public long UserId { get; set; }
+
+        public long OrganizationUnitId { get; set; }
+
+    }
+
+    ///<summary>
+    ///用户角色关系表
+    ///</summary>
+    public partial class UserRole
+    {
+        [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+        public long Id { get; set; }
+
+        public long UserId { get; set; }
+
+        public int RoleId { get; set; }
+    }
+}
  
- 
-}
\ No newline at end of file
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubWhereIF.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubWhereIF.cs
index f1d3b8623..1e266e1de 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubWhereIF.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubWhereIF.cs
@@ -50,7 +50,7 @@ namespace SqlSugar
             }
             var isWhere= Convert.ToBoolean(value);
             if (!Convert.ToBoolean(isWhere)) {
-                return "";
+                return "WHERE 1=1 ";
             }
             var argExp = exp.Arguments[1];
             var result = "WHERE " + SubTools.GetMethodValue(Context, argExp, ResolveExpressType.WhereMultiple); ;