diff --git a/entry/src/main/ets/common/constants/CommonConstants.ets b/entry/src/main/ets/common/constants/CommonConstants.ets
index 166482633c58903359f7224e71f12c36cc785b2f..ffaf983e4c9c60c9576488653e04b25e92b3f601 100644
--- a/entry/src/main/ets/common/constants/CommonConstants.ets
+++ b/entry/src/main/ets/common/constants/CommonConstants.ets
@@ -17,50 +17,10 @@
  * Common constants for all features.
  */
 export class CommonConstants {
-  /**
-   * Promotional activities.
-   */
-  public static readonly TAB_NAME_1: string = '促销活动';
-  /**
-   * Trip Services.
-   */
-  public static readonly TAB_NAME_2: string = '行程服务';
-  /**
-   * Promotional goods.
-   */
-  public static readonly LIST_NAME_1: string = '促销商品';
-  /**
-   * Itinerary Arrangements.
-   */
-  public static readonly LIST_NAME_2: string = '行程安排';
   /**
    * font weight is 500.
    */
   public static readonly FONT_WEIGHT_FIVE: number = 500;
-  /**
-   * font weight is 500.
-   */
-  public static readonly FONT_WEIGHT_FOUR: number = 400;
-  /**
-   * The width of the split line is 2.
-   */
-  public static readonly STROKE_WIDTH: number = 2;
-  /**
-   * list space is 12.
-   */
-  public static readonly LIST_SPACE: number = 12;
-  /**
-   * stack height.
-   */
-  public static readonly STACK_HEIGHT: Length = 'calc(100% - 60vp)';
-  /**
-   * Transparency is 1.
-   */
-  public static readonly FULL_OPACITY: number = 1;
-  /**
-   * Transparency is 0.
-   */
-  public static readonly ZERO_OPACITY: number = 0;
   /**
    * Width the percentage of the 100.
    */
diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index 83ad01fb4c98fa7fce1c18cee711165784718f7c..38b535e8a8cfbfff21ea13178fed20f0096c9d47 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -46,11 +46,7 @@ export default class EntryAbility extends UIAbility {
   onCreate(): void {
     hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate');
     AppStorage.setOrCreate('systemColorMode', this.context.config.colorMode);
-    try {
-      this.context.getApplicationContext().setColorMode(ConfigurationConstant.ColorMode.COLOR_MODE_NOT_SET);
-    } catch (err) {
-      hilog.error(0x0000, 'testTag', '%{public}s', `setColorMode fail. error code: ${err.code}`);
-    }
+    this.context.getApplicationContext().setColorMode(ConfigurationConstant.ColorMode.COLOR_MODE_NOT_SET);
   }
 
   onDestroy(): void {
@@ -75,6 +71,8 @@ export default class EntryAbility extends UIAbility {
       } catch (err) {
         hilog.error(0x0000, 'testTag', '%{public}s', `config window fail. Cause: ${err.code}`);
       }
+    }).catch((err: BusinessError) => {
+      hilog.error(0x0000, 'testTag', `Failed to get main window. Cause: ${err.message}`);
     });
     // Main window is created, set main page for this ability
     hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageCreate');
@@ -91,9 +89,12 @@ export default class EntryAbility extends UIAbility {
         let isLayoutFullScreen = true;
         windowClass.setWindowLayoutFullScreen(isLayoutFullScreen).then(() => {
           hilog.info(0x0000, 'testTag', '%{public}s', 'Succeeded in setting the window layout to full-screen mode.');
+        }).catch((err: BusinessError) => {
+          hilog.error(0x0000, 'testTag', `Failed to set the window layout to full-screen mode. Cause: ${err.message}`);
         });
       } catch (err) {
-        hilog.error(0x0000, 'testTag', '%{public}s', `Failed to set the window layout to full-screen mode. ${err.code}`);
+        hilog.error(0x0000, 'testTag', '%{public}s',
+          `Failed to set the window layout to full-screen mode. ${err.code}`);
       }
     });
   }