diff --git a/atomicservicenavigation/interfaces/atomicservicenavigation.js b/atomicservicenavigation/interfaces/atomicservicenavigation.js
index 66d02a081015c734de7659797f7c5df48e3e2348..421689b2c21cede23ef241d99d48a376c144dbf1 100644
--- a/atomicservicenavigation/interfaces/atomicservicenavigation.js
+++ b/atomicservicenavigation/interfaces/atomicservicenavigation.js
@@ -462,7 +462,12 @@ export class AtomicServiceNavigation extends ViewPU {
      */
     freshMenubarAvoidAreaWidth(mainWindow) {
         setTimeout(() => {
-            let menubarX = this.getUIContext().getAtomicServiceBar()?.getBarRect().x;
+            const AtomicServiceBar = this.getUIContext().getAtomicServiceBar();
+            if (!AtomicServiceBar) {
+                this.titleBuilderPaddingEndWidth = 0;
+                return;
+            }
+            let menubarX = AtomicServiceBar.getBarRect().x;
             let corretionWidth = 0;
             if (menubarX > MENUBAR_X_FIRST_THRESHOLD) {
                 const mainWindowWidth = px2vp(mainWindow.getWindowProperties()?.windowRect?.width) - menubarX;
@@ -471,7 +476,7 @@ export class AtomicServiceNavigation extends ViewPU {
             else if (menubarX < MENUBAR_X_SECOND_THRESHOLD) {
                 corretionWidth = menubarX + MENUBAR_CORRECTION_OFFSET_VALUE;
             }
-            let width2 = this.getUIContext().getAtomicServiceBar()?.getBarRect().width;
+            let width2 = AtomicServiceBar.getBarRect().width;
             this.titleBuilderPaddingEndWidth = corretionWidth > width2 ? corretionWidth : width2;
         }, 100);
     }
diff --git a/atomicservicenavigation/source/atomicservicenavigation.ets b/atomicservicenavigation/source/atomicservicenavigation.ets
index b82f2d3cd97f22067b5ba914e156de96f54e44e0..88660bc34c4993e21fe59ec441b5ce0020efde6b 100644
--- a/atomicservicenavigation/source/atomicservicenavigation.ets
+++ b/atomicservicenavigation/source/atomicservicenavigation.ets
@@ -14,7 +14,7 @@
  */
 
 import { BusinessError, Callback } from '@ohos.base';
-import { curves, LengthMetrics, SymbolGlyphModifier, window } from '@kit.ArkUI';
+import { curves, LengthMetrics, SymbolGlyphModifier, window, AtomicServiceBar } from '@kit.ArkUI';
 import { bundleManager, common } from '@kit.AbilityKit';
 import { hilog } from '@kit.PerformanceAnalysisKit';
 import { i18n } from '@kit.LocalizationKit';
@@ -227,7 +227,12 @@ export struct AtomicServiceNavigation {
    */
   private freshMenubarAvoidAreaWidth(mainWindow: window.Window): void {
     setTimeout(() => {
-      let menubarX: number = this.getUIContext().getAtomicServiceBar()?.getBarRect().x;
+      const AtomicServiceBar: Nullable<AtomicServiceBar> = this.getUIContext().getAtomicServiceBar();
+      if (!AtomicServiceBar) {
+        this.titleBuilderPaddingEndWidth = 0;
+        return;
+      }
+      let menubarX: number = AtomicServiceBar.getBarRect().x;
       let corretionWidth: number = 0;
       if (menubarX > MENUBAR_X_FIRST_THRESHOLD) {
         const mainWindowWidth: number = px2vp(mainWindow.getWindowProperties()?.windowRect?.width) - menubarX;
@@ -235,7 +240,7 @@ export struct AtomicServiceNavigation {
       } else if (menubarX < MENUBAR_X_SECOND_THRESHOLD) {
         corretionWidth = menubarX + MENUBAR_CORRECTION_OFFSET_VALUE;
       }
-      let width2: number = this.getUIContext().getAtomicServiceBar()?.getBarRect().width;
+      let width2: number = AtomicServiceBar.getBarRect().width;
       this.titleBuilderPaddingEndWidth = corretionWidth > width2 ? corretionWidth : width2;
     }, 100);
   }