diff --git a/FreeSql.Tests/FreeSql.Tests/UnitTest4.cs b/FreeSql.Tests/FreeSql.Tests/UnitTest4.cs
index 672b4cdf..09bce801 100644
--- a/FreeSql.Tests/FreeSql.Tests/UnitTest4.cs
+++ b/FreeSql.Tests/FreeSql.Tests/UnitTest4.cs
@@ -15,6 +15,7 @@ namespace FreeSql.Tests
         {
             public ts_record parent { get; set; }
         }
+        public record ts_record_dto(DateTime Date, int TemperatureC, string Summary);
 
         [Fact]
         public void LeftJoinNull01()
@@ -24,6 +25,8 @@ namespace FreeSql.Tests
             fsql.Delete<ts_record>().Where("1=1").ExecuteAffrows();
             fsql.Insert(new ts_record(DateTime.Now, 1, 2, "123")).ExecuteAffrows();
             var fores = fsql.Select<ts_record>().ToList();
+            var fores_dtos1 = fsql.Select<ts_record>().ToList<ts_record_dto>();
+            var fores_dtos2 = fsql.Select<ts_record>().ToList(a => new ts_record_dto(a.Date, a.TemperatureC, a.Summary));
 
 
 
diff --git a/FreeSql/Internal/CommonExpression.cs b/FreeSql/Internal/CommonExpression.cs
index 0952cf1f..b173c125 100644
--- a/FreeSql/Internal/CommonExpression.cs
+++ b/FreeSql/Internal/CommonExpression.cs
@@ -273,9 +273,9 @@ namespace FreeSql.Internal
                             {
                                 if (a.NodeType != ExpressionType.Constant) return true;
                                 var constVal = (a as ConstantExpression)?.Value;
-                                if (constVal == null) return true;
-                                if (object.Equals(constVal, a.Type.CreateInstanceGetDefaultValue()) == false) return true;
-                                return false;
+                                if (constVal == null) return false; //- 修复 实体类拥有构造参数时，ToList\<DTO\> 映射查询无效的 bug；
+                                if (object.Equals(constVal, a.Type.CreateInstanceGetDefaultValue())) return false;
+                                return true;
                             })
                         ))
                     {