diff --git a/package.json b/package.json
index 19f8cd439..45fa023da 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fineui",
-  "version": "2.0.20220728161422",
+  "version": "2.0.20220729175453",
   "description": "fineui",
   "main": "dist/fineui_without_conflict.min.js",
   "types": "dist/lib/index.d.ts",
diff --git a/src/base/1.pane.js b/src/base/1.pane.js
index 0a4c93a96..c3e201f58 100644
--- a/src/base/1.pane.js
+++ b/src/base/1.pane.js
@@ -40,10 +40,10 @@ BI.Pane = BI.inherit(BI.Widget, {
 
     loading: function () {
         var self = this, o = this.options;
-        var loadingAnimation = BI.Providers.getProvider("bi.provider.system").getLoading({ 
+        var loadingAnimation = BI.createWidget(BI.Providers.getProvider("bi.provider.system").getLoading({ 
             loadingSize: o.loadingSize,
             context: this
-        });
+        }));
         // pane在同步方式下由items决定tipText的显示与否
         // loading的异步情况下由loaded后对面板的populate的时机决定
         this.setTipVisible(false);
diff --git a/src/widget/multilayerselecttree/multilayerselecttree.combo.js b/src/widget/multilayerselecttree/multilayerselecttree.combo.js
index 98acb74b0..b0371bd59 100644
--- a/src/widget/multilayerselecttree/multilayerselecttree.combo.js
+++ b/src/widget/multilayerselecttree/multilayerselecttree.combo.js
@@ -287,4 +287,4 @@ BI.MultiLayerSelectTreeCombo.EVENT_CHANGE = "EVENT_CHANGE";
 BI.MultiLayerSelectTreeCombo.EVENT_STOP = "EVENT_STOP";
 BI.MultiLayerSelectTreeCombo.EVENT_BEFORE_POPUPVIEW = "EVENT_BEFORE_POPUPVIEW";
 BI.MultiLayerSelectTreeCombo.EVENT_CLICK_ITEM = "EVENT_CLICK_ITEM";
-BI.shortcut("bi.multilayer_select_tree_combo", BI.MultiLayerSelectTreeCombo);
+BI.shortcut("bi.multilayer_select_tree_combo", BI.MultiLayerSelectTreeCombo);
\ No newline at end of file
diff --git a/src/widget/multilayersingletree/multilayersingletree.combo.js b/src/widget/multilayersingletree/multilayersingletree.combo.js
index 1ebe80c4a..fd606ccf7 100644
--- a/src/widget/multilayersingletree/multilayersingletree.combo.js
+++ b/src/widget/multilayersingletree/multilayersingletree.combo.js
@@ -259,4 +259,4 @@ BI.MultiLayerSingleTreeCombo.EVENT_FOCUS = "EVENT_FOCUS";
 BI.MultiLayerSingleTreeCombo.EVENT_CHANGE = "EVENT_CHANGE";
 BI.MultiLayerSingleTreeCombo.EVENT_STOP = "EVENT_STOP";
 BI.MultiLayerSingleTreeCombo.EVENT_BEFORE_POPUPVIEW = "EVENT_BEFORE_POPUPVIEW";
-BI.shortcut("bi.multilayer_single_tree_combo", BI.MultiLayerSingleTreeCombo);
+BI.shortcut("bi.multilayer_single_tree_combo", BI.MultiLayerSingleTreeCombo);
\ No newline at end of file