diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index 9a0ad9535da793da3880db5f7a91db4f407190ab..4a00f6df43ba857b20841aad9c2e0fb1b9cab7a9 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -33,7 +33,9 @@ export default class EntryAbility extends UIAbility {
       heightBp === 0 ? 'sm' : heightBp === 1 ? 'md' : heightBp === 2 ? 'md' : 'lg');
 
     // Application adaptation for horizontal and vertical screen switching.
-    this.windowObj?.setPreferredOrientation(window.Orientation.AUTO_ROTATION_RESTRICTED);
+    this.windowObj?.setPreferredOrientation(window.Orientation.AUTO_ROTATION_RESTRICTED).catch((err: BusinessError) => {
+      hilog.error(0x00, 'testTag', `setPreferredOrientation failed, code = ${err.code}, message = ${err.message}`);
+    });
   };
   public onAvoidAreaChange: (avoidArea: window.AvoidAreaOptions) => void = (avoidArea: window.AvoidAreaOptions) => {
     if (avoidArea.type === window.AvoidAreaType.TYPE_CUTOUT) {
@@ -48,6 +50,7 @@ export default class EntryAbility extends UIAbility {
   onDestroy(): void {
     hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onDestroy');
   }
+
   // [EndExclude screen_rotation]
   onWindowStageCreate(windowStage: window.WindowStage): void {
     // [StartExclude screen_rotation]
@@ -70,12 +73,25 @@ export default class EntryAbility extends UIAbility {
       // Immersive Adaptation
       this.immersionFuc(windowStage);
 
-      let uiContext: UIContext | undefined = windowStage.getMainWindowSync().getUIContext();
-      AppStorage.setOrCreate('uiContext', uiContext);
+      try {
+        let uiContext: UIContext | undefined = windowStage.getMainWindowSync().getUIContext();
+        AppStorage.setOrCreate('uiContext', uiContext);
+      } catch (error) {
+        let err = error as BusinessError;
+        hilog.error(0x00, 'testTag', `getUIContext failed, code = ${err.code}, message = ${err.message}`);
+      }
+
       // [EndExclude screen_rotation]
-      this.uiContext = this.windowObj!.getUIContext();
+      try {
+        this.uiContext = this.windowObj!.getUIContext();
+      } catch (error) {
+        let err = error as BusinessError;
+        hilog.error(0x00, 'testTag', `getUIContext failed, code = ${err.code}, message = ${err.message}`);
+      }
       // Application adaptation for horizontal and vertical screen switching.
-      this.windowObj?.setPreferredOrientation(window.Orientation.AUTO_ROTATION_RESTRICTED);
+      this.windowObj?.setPreferredOrientation(window.Orientation.AUTO_ROTATION_RESTRICTED).catch((err: BusinessError) => {
+        hilog.error(0x00, 'testTag', `setPreferredOrientation failed, code = ${err.code}, message = ${err.message}`);
+      });
       // [StartExclude screen_rotation]
       // The system interface depends on UIContext and needs to be invoked after the page is loaded. It needs to be written in the loadContent callback function.
       windowStage.getMainWindow().then((data: window.Window) => {
@@ -88,14 +104,26 @@ export default class EntryAbility extends UIAbility {
         data.on('windowSizeChange', this.onWindowSizeChange);
 
         // Monitor changes in the location of the cutout area.
-        let avoidArea: window.AvoidArea = data.getWindowAvoidArea(window.AvoidAreaType.TYPE_CUTOUT);
-        this.onAvoidAreaChange({ type: window.AvoidAreaType.TYPE_CUTOUT, area: avoidArea });
-        data.on('avoidAreaChange', this.onAvoidAreaChange);
+        try {
+          let avoidArea: window.AvoidArea = data.getWindowAvoidArea(window.AvoidAreaType.TYPE_CUTOUT);
+          this.onAvoidAreaChange({ type: window.AvoidAreaType.TYPE_CUTOUT, area: avoidArea });
+          data.on('avoidAreaChange', this.onAvoidAreaChange);
+        } catch (error) {
+          let err = error as BusinessError;
+          hilog.error(0x00, 'testTag', `getWindowAvoidArea failed, code = ${err.code}, message = ${err.message}`);
+        }
+
 
         // Window size acquisition and monitoring.
-        let properties = data.getWindowProperties();
-        AppStorage.setOrCreate('windowHeight', properties.windowRect.height);
-        AppStorage.setOrCreate('windowWidth', properties.windowRect.width);
+        try {
+          let properties = data.getWindowProperties();
+          AppStorage.setOrCreate('windowHeight', properties.windowRect.height);
+          AppStorage.setOrCreate('windowWidth', properties.windowRect.width);
+        } catch (error) {
+          let err = error as BusinessError;
+          hilog.error(0x00, 'testTag', `getWindowProperties failed, code = ${err.code}, message = ${err.message}`);
+        }
+
       }).catch((err: BusinessError) => {
         hilog.error(0x0000, 'testTag', '%{public}s',
           `Failed to obtain the main window. Cause code: ${err.code}, message: ${err.message}`);
@@ -103,6 +131,7 @@ export default class EntryAbility extends UIAbility {
       // [EndExclude screen_rotation]
     });
   }
+
   // [StartExclude screen_rotation]
   onWindowStageDestroy(): void {
     // Main window is destroyed, release UI related resources
@@ -123,16 +152,26 @@ export default class EntryAbility extends UIAbility {
    * Page immersion.
    */
   immersionFuc(windowStage: window.WindowStage): void {
-    let windowClass: window.Window = windowStage.getMainWindowSync();
-    windowClass.setWindowLayoutFullScreen(true);
-    let navigationBarArea: window.AvoidArea =
-      windowClass.getWindowAvoidArea(window.AvoidAreaType.TYPE_NAVIGATION_INDICATOR);
-    let area: window.AvoidArea = windowClass.getWindowAvoidArea(window.AvoidAreaType.TYPE_SYSTEM);
-    AppStorage.setOrCreate<number>('naviIndicatorHeight',
-      windowClass.getUIContext().px2vp(navigationBarArea.bottomRect.height));
-    AppStorage.setOrCreate<number>('statusBarHeight', windowClass.getUIContext().px2vp(area.topRect.height));
-    AppStorage.setOrCreate<window.Window>('windowClass', windowClass);
+    try {
+      let windowClass: window.Window = windowStage.getMainWindowSync();
+      windowClass.setWindowLayoutFullScreen(true).catch((err: BusinessError) => {
+        hilog.error(0x00, 'testTag', `setWindowLayoutFullScreen failed, code = ${err.code}, message = ${err.message}`);
+      });
+      let navigationBarArea: window.AvoidArea =
+        windowClass.getWindowAvoidArea(window.AvoidAreaType.TYPE_NAVIGATION_INDICATOR);
+      let area: window.AvoidArea = windowClass.getWindowAvoidArea(window.AvoidAreaType.TYPE_SYSTEM);
+      AppStorage.setOrCreate<number>('naviIndicatorHeight',
+        windowClass.getUIContext().px2vp(navigationBarArea.bottomRect.height));
+      AppStorage.setOrCreate<number>('statusBarHeight', windowClass.getUIContext().px2vp(area.topRect.height));
+      AppStorage.setOrCreate<window.Window>('windowClass', windowClass);
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x00, 'testTag', `getMainWindowSync failed, code = ${err.code}, message = ${err.message}`);
+    }
+
   }
+
   // [EndExclude screen_rotation]
 }
+
 // [End screen_rotation]
\ No newline at end of file