diff --git a/README.md b/README.md
index e1db3c16b3bb41224a3d33c40dfb9c1e4f315a15..6d1bfe8cad4231605403d2b2f4d72a7261ecaa6f 100644
--- a/README.md
+++ b/README.md
@@ -34,9 +34,13 @@
 │  │  ├──ArticleListData.ets            // 列表的DataSource
 │  │  └──LearningResource.ets           // 列表数据类
 │  ├──pages
+│  │  ├──basicPre.ets                   // 预加载页面
 │  │  ├──ForEachListPage.ets            // ForEach列表页面
+│  │  ├──Header.ets                     // 页面头
 │  │  ├──Index.ets                      // 首页页面
-│  │  └──LazyForEachListPage.ets        // LazyForEach列表页面
+│  │  ├──LazyForEachListPage.ets        // LazyForEach列表页面
+│  │  ├──prefetching.ets                // prefetching预加载
+│  │  └──song.ets                       // SongInfo
 │  └──utils
 │     ├──Logger.ets                     // 日志工具类
 │     └──ObservedArray.ets              // 数组工具类
diff --git a/README_EN.md b/README_EN.md
index 4a632329ffdc728aed05c9de63954401b814d5c9..5a41f0c7cfc661b2cea4d2934b330920a956e3a6 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -34,9 +34,13 @@ How to Use
 │  │  ├──ArticleListData.ets  
 │  │  └──LearningResource.ets         
 │  ├──pages
-│  │  ├──ForEachListPage.ets  
-│  │  ├──Index.ets  
-│  │  └──LazyForEachListPage.ets
+│  │  ├──basicPre.ets 
+│  │  ├──ForEachListPage.ets
+│  │  ├──Header.ets
+│  │  ├──Index.ets
+│  │  ├──LazyForEachListPage.ets  
+│  │  ├──prefetching.ets
+│  │  └──song.ets
 │  └──utils
 │     ├──Logger.ets
 │     └──ObservedArray.ets      
diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index 7ce1ae2009f9d4df7fb0dde85d9fd23f5b91a5cb..63057e6cc88e29352665150771233ce745d2b0c8 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -17,6 +17,7 @@ import { UIAbility , Want ,AbilityConstant } from '@kit.AbilityKit';
 import { window  } from '@kit.ArkUI';
 import { BusinessError } from '@kit.BasicServicesKit'
 import { Logger } from '../utils/Logger';
+import { hilog } from '@kit.PerformanceAnalysisKit';
 
 const TAG: string = 'EntryAbility';
 
@@ -105,5 +106,7 @@ function getDeviceSize(UIContext: UIContext, area: window.AvoidArea): void {
     }
     AppStorage.setOrCreate<number>('deviceHeight', UIContext.px2vp(properties.windowRect.height));
     AppStorage.setOrCreate<number>('deviceWidth', UIContext.px2vp(properties.windowRect.width));
+  }).catch((err: BusinessError) => {
+    hilog.error(0xFF00, 'ListOptimization', `getLastWindow fail, code = ${err.code}, message = ${err.message}`);
   });
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/ForEachListPage.ets b/entry/src/main/ets/pages/ForEachListPage.ets
index dd2a827fdb904b696376cb525ecad8cf40e8eb1d..2a4f306ee2a3195a59e0a8a9cd8732c239dd99d4 100644
--- a/entry/src/main/ets/pages/ForEachListPage.ets
+++ b/entry/src/main/ets/pages/ForEachListPage.ets
@@ -19,6 +19,8 @@ import { ObservedArray } from '../utils/ObservedArray';
 import { ArticleCardView } from '../components/ArticleCardView';
 import Constants from '../constants/Constants';
 import { util } from '@kit.ArkTS';
+import { BusinessError } from '@kit.BasicServicesKit';
+import { hilog } from '@kit.PerformanceAnalysisKit';
 
 function bufferToString(buffer: ArrayBufferLike): string {
   let textDecoder = util.TextDecoder.create('utf-8', {
@@ -59,6 +61,8 @@ export struct ForEachListPage {
         resources.push(res);
       });
       this.articleList = resources;
+    }).catch((err: BusinessError) => {
+      hilog.error(0xFF00, 'ListOptimization', `getArticleModelObjFromJSON fail, code = ${err.code}, message = ${err.message}`);
     })
   }
 
diff --git a/entry/src/main/ets/pages/LazyForEachListPage.ets b/entry/src/main/ets/pages/LazyForEachListPage.ets
index e3378d5fde02d830d708d0d65a303b289c9f053e..39429d29e03ec5cc85db07e81a392f14c5078d7f 100644
--- a/entry/src/main/ets/pages/LazyForEachListPage.ets
+++ b/entry/src/main/ets/pages/LazyForEachListPage.ets
@@ -20,6 +20,8 @@ import { ObservedArray } from '../utils/ObservedArray';
 import { ReusableArticleCardView } from '../components/ReusableArticleCardView';
 import Constants from '../constants/Constants';
 import { util } from '@kit.ArkTS';
+import { hilog } from '@kit.PerformanceAnalysisKit';
+import { BusinessError } from '@kit.BasicServicesKit';
 
 
 function bufferToString(buffer: ArrayBufferLike): string {
@@ -65,6 +67,8 @@ export struct LazyForEachListPage {
         resources.push(res);
       });
       this.data = new ArticleListData(resources);
+    }).catch((err: BusinessError) => {
+      hilog.error(0xFF00, 'ListOptimization', `getArticleModelObjFromJSON fail, code = ${err.code}, message = ${err.message}`);
     })
   }