diff --git a/changelog.md b/changelog.md
index db9203c9ef..4555f53dab 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,6 @@
 # 更新日志
 2.0(2020-07)
+- 修复了grid_view执行_unMount时不调用子组件的_unMount的问题
 - combo新增belowMouse属性,允许popup在点击处弹出
 - combo新增hideWhenAnotherComboOpen属性,开启则其他combo下拉时当前combo收起
 - 修复了datePicker在setValue的时候没有动态刷新可用月份的问题
diff --git a/src/base/grid/grid.js b/src/base/grid/grid.js
index b6ff6d65ab..056983b236 100644
--- a/src/base/grid/grid.js
+++ b/src/base/grid/grid.js
@@ -150,7 +150,8 @@ BI.GridView = BI.inherit(BI.Widget, {
                         if (this.renderedCells[index]._top !== rowDatum.offset + verticalOffsetAdjustment) {
                             this.renderedCells[index].el.element.css("top", (rowDatum.offset + verticalOffsetAdjustment) + "px");
                         }
-                        renderedCells.push(child = this.renderedCells[index]);
+                        child = this.renderedCells[index].el;
+                        renderedCells.push(this.renderedCells[index]);
                     } else {
                         child = BI.createWidget(BI.extend({
                             type: "bi.label",
diff --git a/src/widget/downlist/popup.downlist.js b/src/widget/downlist/popup.downlist.js
index 94edd62d76..628d2fe410 100644
--- a/src/widget/downlist/popup.downlist.js
+++ b/src/widget/downlist/popup.downlist.js
@@ -118,7 +118,7 @@ BI.DownListPopup = BI.inherit(BI.Pane, {
                         var fatherValue = BI.deepClone(item.el.value);
                         var childValue = BI.deepClone(child.value);
                         self.singleValues.push(child.value);
-                        child.type = "bi.down_list_item";
+                        child.type = child.type || "bi.down_list_item";
                         child.extraCls = " child-down-list-item";
                         child.title = child.title || child.text;
                         child.textRgap = 10;