diff --git a/static/js/event/impl/CancelEventImpl.js b/static/js/event/impl/CancelEventImpl.js
index f240e75..f8c9d7b 100644
--- a/static/js/event/impl/CancelEventImpl.js
+++ b/static/js/event/impl/CancelEventImpl.js
@@ -9,14 +9,14 @@ define(function (require, exports, module) {
         const ctx = require('../../common/ctx');
         let event = utils.ParseEvent(e);
         console.log('触发ctrl + Z 事件', event.target)
-        if (ctx.latestOpDoc !== undefined && ctx.latestOpDoc !== null) {
-            //恢复
-            ctx.latestOpDoc.recovery();
-            //测试展示
-            ctx.showTestText()
-            //阻止事件
-            utils.ProhibitDefaultEvent(event);
-        }
+        // if (ctx.latestOpDoc !== undefined && ctx.latestOpDoc !== null) {
+        //     //恢复
+        //     ctx.latestOpDoc.recovery();
+        //     //测试展示
+        //     ctx.showTestText()
+        //     //阻止事件
+        //     utils.ProhibitDefaultEvent(event);
+        // }
 
         ctx.latestOpDoc = null
     }