diff --git a/bi/core.js b/bi/core.js
index 4201d5d85..bc36f84a6 100644
--- a/bi/core.js
+++ b/bi/core.js
@@ -4673,6 +4673,9 @@ BI.Widget = BI.inherit(BI.OB, {
             widget = name;
             name = widget.getName();
         }
+        if (BI.isKey(name)) {
+            name = name + "";
+        }
         name = name || widget.getName() || BI.uniqueId("widget");
         if (this._children[name]) {
             throw new Error("name has already been existed");
@@ -11557,9 +11560,8 @@ BI.Layout = BI.inherit(BI.Widget, {
             removeIndex = nameOrWidget;
         }
         if (removeIndex) {
-            this.options.items.splice(removeIndex, 1);
+            this._removeItemAt(removeIndex | 0);
         }
-        BI.Layout.superclass.removeWidget.apply(this, arguments);
     },
 
     empty: function () {
diff --git a/demo/js/config/widget.js b/demo/js/config/widget.js
index 3d083e5a5..bb559fde4 100644
--- a/demo/js/config/widget.js
+++ b/demo/js/config/widget.js
@@ -9,6 +9,10 @@ Demo.WIDGET_CONFIG = [{
     pId: 401,
     text: "bi.preview_table",
     value: "demo.preview_table"
+}, {
+    pId: 401,
+    text: "bi.responsive_table",
+    value: "demo.responsive_table"
 }, {
     pId: 4,
     text: "bi.multi_select_combo",
diff --git a/demo/js/widget/table/demo.responsive_table.js b/demo/js/widget/table/demo.responsive_table.js
new file mode 100644
index 000000000..018a3092e
--- /dev/null
+++ b/demo/js/widget/table/demo.responsive_table.js
@@ -0,0 +1,158 @@
+Demo.Func = BI.inherit(BI.Widget, {
+    props: {
+        baseCls: "demo-func"
+    },
+
+    render: function () {
+        var items = [[{
+            text: "第一行第一列"
+        }, {
+            text: "第一行第一列"
+        }, {
+            text: "第一行第一列"
+        }], [{
+            text: "第一行第一列"
+        }, {
+            text: "第一行第一列"
+        }, {
+            text: "第一行第一列"
+        }], [{
+            text: "第三行第一列"
+        }, {
+            text: "第三行第二列"
+        }, {
+            text: "第三行第三列"
+        }], [{
+            text: "第四行第一列"
+        }, {
+            text: "第四行第二列"
+        }, {
+            text: "第四行第三列"
+        }], [{
+            text: "第五行第一列"
+        }, {
+            text: "第五行第二列"
+        }, {
+            text: "第五行第三列"
+        }], [{
+            text: "第六行第一列"
+        }, {
+            text: "第六行第二列"
+        }, {
+            text: "第六行第三列"
+        }], [{
+            text: "第七行第一列"
+        }, {
+            text: "第七行第二列"
+        }, {
+            text: "第七行第三列"
+        }], [{
+            text: "第八行第一列"
+        }, {
+            text: "第八行第二列"
+        }, {
+            text: "第八行第三列"
+        }], [{
+            text: "第九行第一列"
+        }, {
+            text: "第九行第二列"
+        }, {
+            text: "第九行第三列"
+        }], [{
+            text: "第十行第一列"
+        }, {
+            text: "第十行第二列"
+        }, {
+            text: "第十行第三列"
+        }], [{
+            text: "第十一行第一列"
+        }, {
+            text: "第十一行第二列"
+        }, {
+            text: "第十一行第三列"
+        }], [{
+            text: "第十二行第一列"
+        }, {
+            text: "第十二行第二列"
+        }, {
+            text: "第十二行第三列"
+        }], [{
+            text: "第十三行第一列"
+        }, {
+            text: "第十三行第二列"
+        }, {
+            text: "第十三行第三列"
+        }], [{
+            text: "第十四行第一列"
+        }, {
+            text: "第十四行第二列"
+        }, {
+            text: "第十四行第三列"
+        }], [{
+            text: "第十五行第一列"
+        }, {
+            text: "第十五行第二列"
+        }, {
+            text: "第十五行第三列"
+        }], [{
+            text: "第十六行第一列"
+        }, {
+            text: "第十六行第二列"
+        }, {
+            text: "第十六行第三列"
+        }], [{
+            text: "第十七行第一列"
+        }, {
+            text: "第十七行第二列"
+        }, {
+            text: "第十七行第三列"
+        }], [{
+            text: "第十八行第一列"
+        }, {
+            text: "第十八行第二列"
+        }, {
+            text: "第十八行第三列"
+        }]];
+
+
+        var header = [[{
+            text: "表头1"
+        }, {
+            text: "表头2"
+        }, {
+            text: "表头3"
+        }]];
+
+
+        var table1 = BI.createWidget({
+            type: "bi.responsive_table",
+            isNeedMerge: true,
+            isNeedFreeze: true,
+            mergeCols: [0, 1],
+            columnSize: ["", "", ""],
+            items: items,
+            header: header
+        });
+        BI.createWidget({
+            type: "bi.absolute",
+            element: this,
+            items: [{
+                el: {
+                    type: "bi.grid",
+                    columns: 2,
+                    rows: 2,
+                    items: [{
+                        column: 0,
+                        row: 0,
+                        el: table1
+                    }]
+                },
+                left: 10,
+                right: 10,
+                top: 10,
+                bottom: 10
+            }]
+        })
+    }
+});
+BI.shortcut("demo.responsive_table", Demo.Func);
\ No newline at end of file
diff --git a/dist/core.js b/dist/core.js
index ca58c5699..18bd9eefa 100644
--- a/dist/core.js
+++ b/dist/core.js
@@ -14585,6 +14585,9 @@ BI.Widget = BI.inherit(BI.OB, {
             widget = name;
             name = widget.getName();
         }
+        if (BI.isKey(name)) {
+            name = name + "";
+        }
         name = name || widget.getName() || BI.uniqueId("widget");
         if (this._children[name]) {
             throw new Error("name has already been existed");
@@ -19690,9 +19693,8 @@ BI.Layout = BI.inherit(BI.Widget, {
             removeIndex = nameOrWidget;
         }
         if (removeIndex) {
-            this.options.items.splice(removeIndex, 1);
+            this._removeItemAt(removeIndex | 0);
         }
-        BI.Layout.superclass.removeWidget.apply(this, arguments);
     },
 
     empty: function () {
diff --git a/src/core/widget.js b/src/core/widget.js
index f2bbcd8ec..2f4f3d390 100644
--- a/src/core/widget.js
+++ b/src/core/widget.js
@@ -249,6 +249,9 @@ BI.Widget = BI.inherit(BI.OB, {
             widget = name;
             name = widget.getName();
         }
+        if (BI.isKey(name)) {
+            name = name + "";
+        }
         name = name || widget.getName() || BI.uniqueId("widget");
         if (this._children[name]) {
             throw new Error("name has already been existed");
diff --git a/src/core/wrapper/layout.js b/src/core/wrapper/layout.js
index 477c5d7ce..4074b3fd7 100644
--- a/src/core/wrapper/layout.js
+++ b/src/core/wrapper/layout.js
@@ -361,9 +361,8 @@ BI.Layout = BI.inherit(BI.Widget, {
             removeIndex = nameOrWidget;
         }
         if (removeIndex) {
-            this.options.items.splice(removeIndex, 1);
+            this._removeItemAt(removeIndex | 0);
         }
-        BI.Layout.superclass.removeWidget.apply(this, arguments);
     },
 
     empty: function () {