diff --git a/packages/fineui/src/base/single/editor/editor.textarea.js b/packages/fineui/src/base/single/editor/editor.textarea.js
index 65076020f..4152af588 100644
--- a/packages/fineui/src/base/single/editor/editor.textarea.js
+++ b/packages/fineui/src/base/single/editor/editor.textarea.js
@@ -212,11 +212,12 @@ export class TextAreaEditor extends Single {
 
     _setErrorVisible(b) {
         const { adjustYOffset, adjustXOffset, offsetStyle } = this.options;
-        if (isFunction(this.options.errorText)) {
-            this.options.errorText = this.options.errorText(trim(this.getValue()));
+        let errorText = this.options.errorText;
+        if (isFunction(errorText)) {
+            errorText = errorText(trim(this.getValue()));
         }
-        if (!this.disabledError && isKey(this.options.errorText)) {
-            Bubbles[b ? "show" : "hide"](this.getName(), this.options.errorText, this, {
+        if (!this.disabledError && isKey(errorText)) {
+            Bubbles[b ? "show" : "hide"](this.getName(), errorText, this, {
                 adjustYOffset,
                 adjustXOffset,
                 offsetStyle,
diff --git a/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js b/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js
index 73f5b4616..c0374b912 100644
--- a/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js
+++ b/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js
@@ -963,13 +963,7 @@ export class AbstractTreeValueChooser extends Widget {
     buildCompleteTree(selectedValues) {
         const result = {};
 
-        if (selectedValues !== null && !isEmpty(selectedValues)) {
-            fill([], this.tree.getRoot(), selectedValues, result);
-        }
-
-        return result;
-
-        function fill(parentValues, node, selected, r) {
+        const fill = (parentValues, node, selected, r) => {
             if (selected === null || isEmpty(selected)) {
                 each(node.getChildren(), (i, child) => {
                     const newParents = clone(parentValues);
@@ -988,5 +982,11 @@ export class AbstractTreeValueChooser extends Widget {
                 fill(newParents, node, selected[k], r[k]);
             });
         }
+
+        if (selectedValues !== null && !isEmpty(selectedValues)) {
+            fill([], this.tree.getRoot(), selectedValues, result);
+        }
+
+        return result;
     }
 }
diff --git a/packages/fineui/src/core/5.inject.js b/packages/fineui/src/core/5.inject.js
index a2f621ad6..dc3392106 100644
--- a/packages/fineui/src/core/5.inject.js
+++ b/packages/fineui/src/core/5.inject.js
@@ -405,7 +405,7 @@ export function shortcut(xtype, cls) {
     }
     
     // 兼容性
-    if(!cls.superclass) {
+    if (!cls.hasOwnProperty("superclass")) {
         cls.superclass = Object.getPrototypeOf(cls.prototype);
     }