diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
index 0ee3ec5c9..1c96b2dcb 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
@@ -1534,15 +1534,18 @@ namespace SqlSugar
             foreach (var item in result)
             {
                 var setValue = Activator.CreateInstance(itemProperty.PropertyType, true) as IList;
-                var appindex = 0;
-                foreach (var appValue in appendValue)
+                if (appendValue != null)
                 {
-                    if (appValue[0].Value.ObjToInt() == resIndex)
+                    var appindex = 0;
+                    foreach (var appValue in appendValue)
                     {
-                        var addItem = list[appindex];
-                        setValue.Add(addItem);
+                        if (appValue[0].Value.ObjToInt() == resIndex)
+                        {
+                            var addItem = list[appindex];
+                            setValue.Add(addItem);
+                        }
+                        appindex++;
                     }
-                    appindex++;
                 }
                 itemProperty.SetValue(item, setValue);
                 resIndex++;
diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs
index 3c5f64c12..36e43d33c 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs
@@ -108,6 +108,10 @@ namespace SqlSugar
                 {
                     result = "distinct "+result;
                 }
+                if (this.SubToListParameters != null && this.SubToListParameters.Any())
+                {
+                    result = SubToListMethod(result);
+                }
                 return result;
             }
         }