diff --git a/packages/fineui/src/fix/fix.compact.js b/packages/fineui/src/fix/fix.compact.js
index 40b02fe8f..e76aea6a4 100644
--- a/packages/fineui/src/fix/fix.compact.js
+++ b/packages/fineui/src/fix/fix.compact.js
@@ -76,7 +76,7 @@ function popTarget() {
 export const Model = Fix.Model;
 
 const oldWatch = Fix.watch;
-Fix.watch = function(model, expOrFn, cb, options) {
+Fix.watch = function (model, expOrFn, cb, options) {
     if (isPlainObject(cb)) {
         options = cb;
         cb = cb.handler;
@@ -89,7 +89,7 @@ Fix.watch = function(model, expOrFn, cb, options) {
         this,
         model,
         expOrFn,
-        function() {
+        function () {
             options && options.store && pushTarget(options.store);
             let res;
             try {
@@ -167,7 +167,7 @@ export function createStore() {
 }
 
 const _init = Widget.prototype._init;
-Widget.prototype._init = function() {
+Widget.prototype._init = function () {
     const needPop = createStore.call(this);
     try {
         _init.apply(this, arguments);
@@ -178,7 +178,7 @@ Widget.prototype._init = function() {
 };
 
 const __initWatch = Widget.prototype.__initWatch;
-Widget.prototype.__initWatch = function() {
+Widget.prototype.__initWatch = function () {
     __initWatch.apply(this, arguments);
     const workerMode =
         Providers.getProvider("bi.provider.system").getWorkerMode();
@@ -191,7 +191,7 @@ Widget.prototype.__initWatch = function() {
 };
 
 const unMount = Widget.prototype.__destroy;
-Widget.prototype.__destroy = function() {
+Widget.prototype.__destroy = function () {
     try {
         unMount.apply(this, arguments);
     } catch (e) {
@@ -204,6 +204,7 @@ Widget.prototype.__destroy = function() {
             unwatch();
         });
     });
+    Fix.cleanupDeps();
     this._watchers && (this._watchers = []);
     if (this.store) {
         this.store._parent && (this.store._parent = null);
@@ -213,7 +214,7 @@ Widget.prototype.__destroy = function() {
     delete this.__cacheStore;
 };
 
-Widget.prototype.__watch = function(getter, handler, options) {
+Widget.prototype.__watch = function (getter, handler, options) {
     this._watchers = this._watchers || [];
     const watcher = new Fix.Watcher(
         null,
@@ -235,7 +236,7 @@ Widget.prototype.__watch = function(getter, handler, options) {
 _.each(["_render", "__afterRender", "_mount", "__afterMount"], (name) => {
     const old = Widget.prototype[name];
     old &&
-    (Widget.prototype[name] = function() {
+    (Widget.prototype[name] = function () {
         this.store && pushTarget(this.store);
         let res;
         try {
diff --git a/packages/fineui/src/fix/fix.js b/packages/fineui/src/fix/fix.js
index ac7a8b839..51e550ae0 100644
--- a/packages/fineui/src/fix/fix.js
+++ b/packages/fineui/src/fix/fix.js
@@ -110,7 +110,15 @@ function isExtensible(obj) {
 
 
 function remove(arr, item) {
-    if (arr && arr.length) {
+    if (!arr) {
+        return;
+    }
+    const len = arr.length;
+    if (len) {
+        if (item === arr[len - 1]) {
+            arr.length = len - 1;
+            return;
+        }
         const index = arr.indexOf(item);
         if (index > -1) {
             return arr.splice(index, 1);