diff --git a/entry/src/main/ets/common/utils/PreferencesUtil.ets b/entry/src/main/ets/common/utils/PreferencesUtil.ets
index 88269eb5aff92d6d9726b449fd4d21b1345d713b..02cd12820fadee1411e9b2d692c966bf3a6852b5 100644
--- a/entry/src/main/ets/common/utils/PreferencesUtil.ets
+++ b/entry/src/main/ets/common/utils/PreferencesUtil.ets
@@ -17,6 +17,7 @@ import { preferences } from '@kit.ArkData';
 import { CardListItemData } from '../CommonData';
 import { CommonConstants } from '../CommonConstants';
 import Logger from './Logger';
+import { BusinessError } from '@kit.BasicServicesKit';
 
 const TAG: string = 'PreferencesUtil';
 const MY_STORE: string = 'myStore';
@@ -31,9 +32,15 @@ export class PreferencesUtil {
     return PreferencesUtil.preferencesUtil;
   }
 
-  getPreferences(context: Context): preferences.Preferences {
-    preferences.removePreferencesFromCacheSync(context, MY_STORE);
-    return preferences.getPreferencesSync(context, { name: MY_STORE });
+  getPreferences(context: Context): preferences.Preferences | undefined {
+    try {
+      preferences.removePreferencesFromCacheSync(context, MY_STORE);
+      return preferences.getPreferencesSync(context, { name: MY_STORE });
+    } catch (error) {
+      let err = error as BusinessError;
+      Logger.error(TAG, `getPreferences failed, error code=${err.code}, message=${err.message}`);
+      return undefined;
+    }
   }
 
   preferencesFlush(preferences: preferences.Preferences) {
@@ -45,12 +52,19 @@ export class PreferencesUtil {
   }
 
   preferencesPut(preferences: preferences.Preferences, key: string, value: preferences.ValueType): void {
-    preferences.putSync(key, value);
-    this.preferencesFlush(preferences);
+    try {
+      preferences.putSync(key, value);
+      this.preferencesFlush(preferences);
+    } catch (error) {
+      let err = error as BusinessError;
+      Logger.error(TAG, `preferencesPut failed, error code=${err.code}, message=${err.message}`);
+    }
   }
 
   removePreferencesFromCache(context: Context): void {
-    preferences.removePreferencesFromCache(context, MY_STORE);
+    preferences.removePreferencesFromCache(context, MY_STORE).catch((err: BusinessError) => {
+      Logger.error(TAG, `removePreferencesFromCache failed, error code=${err.code}, message=${err.message}`);
+    });
   }
 
   getFormIds(preferences: preferences.Preferences): Array<string> {
@@ -58,7 +72,13 @@ export class PreferencesUtil {
       Logger.error(TAG, `preferences is null`);
       return [];
     }
-    return preferences.getSync('formIdList', ['']) as Array<string>;
+    try {
+      return preferences.getSync('formIdList', ['']) as Array<string>;
+    } catch (error) {
+      let err = error as BusinessError;
+      Logger.error(TAG, `getSync failed, error code=${err.code}, message=${err.message}`);
+      return [];
+    }
   }
 
   addFormId(preferences: preferences.Preferences, formId: string): void {
@@ -80,11 +100,16 @@ export class PreferencesUtil {
 
   getFormInitData(key: string, preferences: preferences.Preferences): CardListItemData {
     let initData: CardListItemData = CommonConstants.CARD_LIST_DATA_FIRST[0];
-    let index: number = preferences.getSync(key, 0) as number;
+    try {
+      let index: number = preferences.getSync(key, 0) as number;
 
-    if (preferences.hasSync(`dataArr`)) {
-      initData = (preferences.getSync(`dataArr`, []) as CardListItemData[])[index];
-      initData.favour = (preferences.getSync(`statusArr`, []) as boolean[])[index];
+      if (preferences.hasSync(`dataArr`)) {
+        initData = (preferences.getSync(`dataArr`, []) as CardListItemData[])[index];
+        initData.favour = (preferences.getSync(`statusArr`, []) as boolean[])[index];
+      }
+    } catch (error) {
+      let err = error as BusinessError;
+      Logger.error(TAG, `getFormInitData failed, error code=${err.code}, message=${err.message}`);
     }
     return initData;
   }
@@ -92,7 +117,7 @@ export class PreferencesUtil {
   removeFormId(context: Context, formId: string) {
     try {
       let preferences = this.getPreferences(context);
-      if (preferences === null) {
+      if (!preferences) {
         Logger.error(TAG, `preferences is null`);
         return;
       }
diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index 283f84e79a10193cc664ab9b211e486112b0aaf6..6a6b86f77fcce35016acd82b06135eb32c5ec926 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -25,6 +25,7 @@ import { window } from '@kit.ArkUI';
 import { BusinessError } from '@kit.BasicServicesKit';
 import { PreferencesUtil } from '../common/utils/PreferencesUtil';
 import { CommonConstants } from '../common/CommonConstants';
+
 // [EndExclude entry_ability]
 // [EndExclude ability_constant]
 const TAG: string = 'EntryAbility';
@@ -32,70 +33,92 @@ const TAG: string = 'EntryAbility';
 export default class EntryAbility extends UIAbility {
   // [StartExclude ability_constant]
   private callFunc = (data: rpc.MessageSequence): MyParcelable => {
-    let params: Record<string, string> = JSON.parse(data.readString());
-    if (params.formId !== undefined) {
-      let formId: string = params.formId;
-      let formData = new FormData(formId);
-      // [StartExclude util]
-      let util = PreferencesUtil.getInstance();
-      let preferences = util.getPreferences(this.context);
-      let index: number = preferences.getSync(CommonConstants.DATA_INDEX, 0) as number;
-      formData.cardList = CommonData.getData(index);
-      util.preferencesPut(preferences, CommonConstants.DATA_INDEX, index + 1);
-      // [EndExclude util]
-      let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-      formProvider.updateForm(formId, formMsg).then((data) => {
-        hilog.info(0x0000, TAG, 'updateForm success.', JSON.stringify(data));
-      }).catch((error: Error) => {
-        hilog.info(0x0000, TAG, 'updateForm failed.', JSON.stringify(error));
-      });
+    try {
+      let params: Record<string, string> = JSON.parse(data.readString());
+      if (params.formId !== undefined) {
+        let formId: string = params.formId;
+        let formData = new FormData(formId);
+        // [StartExclude util]
+        let util = PreferencesUtil.getInstance();
+        let preferences = util.getPreferences(this.context);
+        if (!preferences) {
+          return new MyParcelable(1);
+        }
+        let index: number = preferences.getSync(CommonConstants.DATA_INDEX, 0) as number;
+        formData.cardList = CommonData.getData(index);
+        util.preferencesPut(preferences, CommonConstants.DATA_INDEX, index + 1);
+        // [EndExclude util]
+        let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+        formProvider.updateForm(formId, formMsg).then((data) => {
+          hilog.info(0x0000, TAG, 'updateForm success.', JSON.stringify(data));
+        }).catch((error: Error) => {
+          let err = error as BusinessError;
+          hilog.error(0x0000, TAG, `updateForm failed. error code=${err.code}, message=${err.message}`);
+        });
+      }
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `callFunc failed, error code=${err.code}, message=${err.message}`);
     }
     return new MyParcelable(1);
   };
   // [StartExclude entry_ability]
   private callUpdateFunc = (data: rpc.MessageSequence): MyParcelable => {
-    let params: Record<string, string> = JSON.parse(data.readString());
-    if (params.formId !== undefined) {
-      let index: number = Number.parseInt(params.msgId);
+    try {
+      let params: Record<string, string> = JSON.parse(data.readString());
+      if (params.formId !== undefined) {
+        let index: number = Number.parseInt(params.msgId);
 
-      let util = PreferencesUtil.getInstance();
-      let preferences = util.getPreferences(this.context);
-      let dataItem: CardListItemData = (preferences.getSync('dataArr', []) as CardListItemData[])[index];
-      let statusArr: boolean[] = preferences.getSync('statusArr', []) as boolean[];
-      if (statusArr.length === 0) {
-        statusArr = new Array(12).fill(false);
-      }
-      statusArr[index] = !statusArr[index];
-      dataItem.favour = statusArr[index];
+        let util = PreferencesUtil.getInstance();
+        let preferences = util.getPreferences(this.context);
+        if (!preferences) {
+          return new MyParcelable(1);
+        }
+        let dataItem: CardListItemData = (preferences.getSync('dataArr', []) as CardListItemData[])[index];
+        let statusArr: boolean[] = preferences.getSync('statusArr', []) as boolean[];
+        if (statusArr.length === 0) {
+          statusArr = new Array(12).fill(false);
+        }
+        statusArr[index] = !statusArr[index];
+        dataItem.favour = statusArr[index];
 
-      preferences.putSync('statusArr', statusArr);
-      preferences.flush(() => {
-        AppStorage.setOrCreate('statusArr', [...statusArr]);
-      });
+        preferences.putSync('statusArr', statusArr);
+        preferences.flush(() => {
+          AppStorage.setOrCreate('statusArr', [...statusArr]);
+        });
 
-      let idArr = PreferencesUtil.getInstance().getFormIds(preferences);
-      if (idArr.length > 0) {
-        idArr.forEach((formId: string) => {
-          if (preferences.getSync(`${formId}_show_index`, -1) as number === index) {
-            let formData = new FormData(formId);
-            formData.cardList = [dataItem];
-            let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-            formProvider.updateForm(formId, formMsg)
-              .then(() => {
-                hilog.info(0x0000, TAG, `updateForm success.`);
-              })
-              .catch((error: Error) => {
-                hilog.error(0x0000, TAG, `updateForm failed: ${JSON.stringify(error)}`);
-              });
-          }
-        })
+        let idArr = PreferencesUtil.getInstance().getFormIds(preferences);
+        if (idArr.length > 0) {
+          idArr.forEach((formId: string) => {
+            if (!preferences) {
+              return;
+            }
+            if (preferences.getSync(`${formId}_show_index`, -1) as number === index) {
+              let formData = new FormData(formId);
+              formData.cardList = [dataItem];
+              let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+              formProvider.updateForm(formId, formMsg)
+                .then(() => {
+                  hilog.info(0x0000, TAG, `updateForm success.`);
+                })
+                .catch((error: Error) => {
+                  let err = error as BusinessError;
+                  hilog.error(0x0000, TAG, `updateForm failed: error code=${err.code}, message=${err.message}`);
+                });
+            }
+          })
+        }
       }
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `callUpdateFunc failed, error code=${err.code}, message=${err.message}`);
     }
     return new MyParcelable(1);
   };
+
   // [EndExclude entry_ability]
   // [EndExclude ability_constant]
-  onCreate(want: Want, launchParam: AbilityConstant.LaunchParam): void {
+  onCreate(want: Want, _launchParam: AbilityConstant.LaunchParam): void {
     // [StartExclude ability_constant]
     // [StartExclude entry_ability]
     hilog.info(0x0000, TAG, '%{public}s', 'Ability onCreate');
@@ -104,12 +127,23 @@ export default class EntryAbility extends UIAbility {
     this.updateInfo(want);
     // [StartExclude ability_constant]
     // [EndExclude entry_ability]
-    this.callee.on('updateCardInfo', this.callFunc);
+    try {
+      this.callee.on('updateCardInfo', this.callFunc);
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `on updateCardInfo failed, error code=${err.code}, message=${err.message}`);
+    }
     // [StartExclude entry_ability]
-    this.callee.on('updateFormFavour', this.callUpdateFunc);
+    try {
+      this.callee.on('updateFormFavour', this.callUpdateFunc);
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `on updateFormFavour failed, error code=${err.code}, message=${err.message}`);
+    }
     // [EndExclude entry_ability]
     // [EndExclude ability_constant]
   }
+
   // [StartExclude entry_ability]
   // [StartExclude ability_constant]
   initData(): void {
@@ -117,37 +151,44 @@ export default class EntryAbility extends UIAbility {
     let preferences = util.getPreferences(this.context);
     let dataArr: CardListItemData[] = [];
     let keyDataArr: string = 'dataArr';
-    if (!preferences.hasSync(keyDataArr)) {
-      CommonConstants.CARD_LIST_DATA_FIRST.forEach((item) => {
-        dataArr.push(item);
-      });
-      CommonConstants.CARD_LIST_DATA_SECOND.forEach((item) => {
-        dataArr.push(item);
-      });
-      CommonConstants.CARD_LIST_DATA_THIRD.forEach((item) => {
-        dataArr.push(item);
-      });
-      preferences.putSync('dataArr', dataArr);
-    } else {
-      dataArr = preferences.getSync('dataArr', []) as CardListItemData[];
+    if (!preferences) {
+      return;
     }
+    try {
+      if (!preferences.hasSync(keyDataArr)) {
+        CommonConstants.CARD_LIST_DATA_FIRST.forEach((item) => {
+          dataArr.push(item);
+        });
+        CommonConstants.CARD_LIST_DATA_SECOND.forEach((item) => {
+          dataArr.push(item);
+        });
+        CommonConstants.CARD_LIST_DATA_THIRD.forEach((item) => {
+          dataArr.push(item);
+        });
+        preferences.putSync('dataArr', dataArr);
+      } else {
+        dataArr = preferences.getSync('dataArr', []) as CardListItemData[];
+      }
+      let statusArr: boolean[] = new Array(12).fill(false);
+      let keyStatusArr: string = 'statusArr';
+      if (!preferences.hasSync(keyStatusArr)) {
+        preferences.putSync(keyStatusArr, statusArr);
+      } else {
+        statusArr = preferences.getSync('statusArr', []) as boolean[];
+      }
 
-    let statusArr: boolean[] = new Array(12).fill(false);
-    let keyStatusArr: string = 'statusArr';
-    if (!preferences.hasSync(keyStatusArr)) {
-      preferences.putSync(keyStatusArr, statusArr);
-    } else {
-      statusArr = preferences.getSync('statusArr', []) as boolean[];
+      preferences.flush(() => {
+        AppStorage.setOrCreate('dataArr', dataArr);
+        AppStorage.setOrCreate('statusArr', statusArr);
+      })
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `initData failed, error code=${err.code}, message=${err.message}`);
     }
-
-    preferences.flush(() => {
-      AppStorage.setOrCreate('dataArr', dataArr);
-      AppStorage.setOrCreate('statusArr', statusArr);
-    })
   }
 
   // [EndExclude ability_constant]
-  onNewWant(want: Want, launchParam: AbilityConstant.LaunchParam): void {
+  onNewWant(want: Want, _launchParam: AbilityConstant.LaunchParam): void {
     this.updateInfo(want);
   }
 
@@ -162,20 +203,30 @@ export default class EntryAbility extends UIAbility {
       // [StartExclude ability_constant]
       let util = PreferencesUtil.getInstance();
       let preferences = util.getPreferences(this.context);
-      let index: number = preferences.getSync(CommonConstants.DATA_INDEX, 0) as number;
-      formData.cardList = CommonData.getData(index);
-      util.preferencesPut(preferences, CommonConstants.DATA_INDEX, index + 1);
-      // [EndExclude ability_constant]
-      let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-      formProvider.updateForm(formId, formMsg)
-        .then((data) => {
-          hilog.info(0x0000, TAG, 'updateForm success.', JSON.stringify(data));
-        })
-        .catch((error: Error) => {
-          hilog.info(0x0000, TAG, 'updateForm failed.', JSON.stringify(error));
-        });
+      if (!preferences) {
+        return;
+      }
+      try {
+        let index: number = preferences.getSync(CommonConstants.DATA_INDEX, 0) as number;
+        formData.cardList = CommonData.getData(index);
+        util.preferencesPut(preferences, CommonConstants.DATA_INDEX, index + 1);
+        // [EndExclude ability_constant]
+        let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+        formProvider.updateForm(formId, formMsg)
+          .then((data) => {
+            hilog.info(0x0000, TAG, 'updateForm success.', JSON.stringify(data));
+          })
+          .catch((error: Error) => {
+            let err = error as BusinessError;
+            hilog.error(0x0000, TAG, `updateForm failed.error code=${err.code}, message=${err.message}`);
+          });
+      } catch (error) {
+        let err = error as BusinessError;
+        hilog.error(0x0000, TAG, `updateInfo failed, error code=${err.code}, message=${err.message}`);
+      }
     }
   }
+
   // [EndExclude entry_ability]
   // [StartExclude ability_constant]
   onDestroy(): void {
@@ -187,28 +238,38 @@ export default class EntryAbility extends UIAbility {
       // [StartExclude entry_ability]
       this.callee.off('updateFormFavour');
       // [EndExclude entry_ability]
-    } catch (err) {
-      hilog.error(0x0000, TAG, 'Failed to disconnect callee. Cause: %{public}s', JSON.stringify(err) ?? '');
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `Failed to disconnect callee. Cause: error code=${err.code}, message=${err.message}`);
     }
   }
+
   // [StartExclude entry_ability]
   onWindowStageCreate(windowStage: window.WindowStage): void {
     // Main window is created, set main page for this ability
     hilog.info(0x0000, TAG, '%{public}s', 'Ability onWindowStageCreate');
     windowStage.getMainWindow((error: BusinessError, data) => {
-      if (error.code) {
-        hilog.error(0x0000, TAG, 'Failed to get main window. Cause: %{public}s', JSON.stringify(error) ?? '');
+      if (error && error.code) {
+        hilog.error(0x0000, TAG,
+          `Failed to get main window. Cause: error code=${error.code}, message=${error.message}`);
         return;
       }
-      data.setWindowLayoutFullScreen(true);
-      AppStorage.setOrCreate('topHeight', data.getWindowAvoidArea(window.AvoidAreaType.TYPE_SYSTEM).topRect.height);
-      AppStorage.setOrCreate('bottomHeight',
-        data.getWindowAvoidArea(window.AvoidAreaType.TYPE_NAVIGATION_INDICATOR).bottomRect.height);
+      data.setWindowLayoutFullScreen(true).catch((err: BusinessError) => {
+        hilog.error(0x0000, TAG, `setWindowLayoutFullScreen failed, error code=${err.code}, message=${err.message}`);
+      });
+      try {
+        AppStorage.setOrCreate('topHeight', data.getWindowAvoidArea(window.AvoidAreaType.TYPE_SYSTEM).topRect.height);
+        AppStorage.setOrCreate('bottomHeight',
+          data.getWindowAvoidArea(window.AvoidAreaType.TYPE_NAVIGATION_INDICATOR).bottomRect.height);
+      } catch (error) {
+        let err = error as BusinessError;
+        hilog.error(0x0000, TAG, `onWindowStageCreate failed, error code=${err.code}, message=${err.message}`);
+      }
     });
 
     windowStage.loadContent('pages/Index', (err) => {
-      if (err.code) {
-        hilog.error(0x0000, TAG, 'Failed to load the content. Cause: %{public}s', JSON.stringify(err) ?? '');
+      if (err && err.code) {
+        hilog.error(0x0000, TAG, `Failed to load the content. Cause: error code=${err.code}, message=${err.message}`);
         return;
       }
       hilog.info(0x0000, TAG, 'Succeeded in loading the content.');
@@ -229,9 +290,11 @@ export default class EntryAbility extends UIAbility {
     // Ability has back to background
     hilog.info(0x0000, TAG, '%{public}s', 'Ability onBackground');
   }
+
   // [EndExclude entry_ability]
   // [EndExclude ability_constant]
 }
+
 // [End ability_constant]
 
 class MyParcelable implements rpc.Parcelable {
@@ -242,13 +305,24 @@ class MyParcelable implements rpc.Parcelable {
   }
 
   marshalling(dataOut: rpc.MessageSequence): boolean {
-    dataOut.writeInt(this.num);
+    try {
+      dataOut.writeInt(this.num);
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, 'MyParcelable', `marshalling failed, error code=${err.code}, message=${err.message}`);
+    }
     return true;
   }
 
   unmarshalling(dataIn: rpc.MessageSequence): boolean {
-    this.num = dataIn.readInt();
+    try {
+      this.num = dataIn.readInt();
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, 'MyParcelable', `unmarshalling failed, error code=${err.code}, message=${err.message}`);
+    }
     return true;
   }
 }
+
 // [End entry_ability]
\ No newline at end of file
diff --git a/entry/src/main/ets/entryformability/EntryFormAbility.ets b/entry/src/main/ets/entryformability/EntryFormAbility.ets
index 39dd6f080ff4955ce259616c3e82e996617adfde..c0859efe4045bdc4cc2c0c290505b0cae773c199 100644
--- a/entry/src/main/ets/entryformability/EntryFormAbility.ets
+++ b/entry/src/main/ets/entryformability/EntryFormAbility.ets
@@ -14,7 +14,7 @@
  */
 
 // [Start system_date_time]
-import { systemDateTime } from '@kit.BasicServicesKit';
+import { BusinessError, systemDateTime } from '@kit.BasicServicesKit';
 // [Start entry_form_ability]
 // [Start want]
 import { Want } from '@kit.AbilityKit';
@@ -29,6 +29,7 @@ import { CardListItemData, CommonData, FormData } from '../common/CommonData';
 // [StartExclude system_date_time]
 import { CommonConstants } from '../common/CommonConstants';
 import { PreferencesUtil } from '../common/utils/PreferencesUtil';
+
 // [EndExclude entry_form_ability]
 // [EndExclude form_binding_data]
 const TAG: string = 'EntryFormAbility';
@@ -39,43 +40,48 @@ export default class EntryFormAbility extends FormExtensionAbility {
   // [StartExclude form_binding_data]
   // [StartExclude form_info]
   onAddForm(want: Want): formBindingData.FormBindingData {
-    if(!want || !want.parameters) {
+    if (!want || !want.parameters) {
       hilog.error(0x0000, TAG, `FormAbility onAddForm want or want.parameters is undefined`);
       return formBindingData.createFormBindingData('');
     }
+    while(0) {
+      let formName: string = want.parameters[formInfo.FormParam.NAME_KEY] as string;
+      let formId: string = want.parameters[formInfo.FormParam.IDENTITY_KEY] as string;
+      // [StartExclude system_date_time]
+      // [StartExclude entry_form_ability]
+      let util = PreferencesUtil.getInstance();
+      let preferences = util.getPreferences(this.context);
+      if (!preferences) {
+        break;
+      }
+      // Save form id using preferences.
+      util.addFormId(preferences, formId);
 
-    let formName: string = want.parameters[formInfo.FormParam.NAME_KEY] as string;
-    let formId: string = want.parameters[formInfo.FormParam.IDENTITY_KEY] as string;
-    // [StartExclude system_date_time]
-    // [StartExclude entry_form_ability]
-    let util = PreferencesUtil.getInstance();
-    let preferences = util.getPreferences(this.context);
-    // Save form id using preferences.
-    util.addFormId(preferences, formId);
+      // [StartExclude want]
+      // [EndExclude system_date_time]
+      if (formName === 'card_info_refresh') {
+        let formData = new FormData(formId);
+        formData.formTime = systemDateTime.getTime().toString();
+        let formInfo: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+        return formInfo;
+      }
 
-    // [StartExclude want]
-    // [EndExclude system_date_time]
-    if (formName === 'card_info_refresh') {
-      let formData = new FormData(formId);
-      formData.formTime = systemDateTime.getTime().toString();
-      let formInfo: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-      return formInfo;
-    }
-
-    // [EndExclude want]
-    let key: string = `${formId}_show_index`;
-    let data = util.getFormInitData(key, preferences);
-    if (formName === 'card_info_update') {
-      // Save the index of the data items currently displayed on the card.
-      util.preferencesPut(preferences, key, data.id);
-      let formData = new FormData(formId);
-      formData.cardList.push(data);
-      let formInfo: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-      return formInfo;
+      // [EndExclude want]
+      let key: string = `${formId}_show_index`;
+      let data = util.getFormInitData(key, preferences);
+      if (formName === 'card_info_update') {
+        // Save the index of the data items currently displayed on the card.
+        util.preferencesPut(preferences, key, data.id);
+        let formData = new FormData(formId);
+        formData.cardList.push(data);
+        let formInfo: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+        return formInfo;
+      }
     }
     // [EndExclude entry_form_ability]
     return formBindingData.createFormBindingData('');
   }
+
   // [StartExclude want]
   // [StartExclude entry_form_ability]
   // [StartExclude system_date_time]
@@ -91,18 +97,28 @@ export default class EntryFormAbility extends FormExtensionAbility {
 
     let util = PreferencesUtil.getInstance();
     let preferences = util.getPreferences(this.context);
+    if (!preferences) {
+      return;
+    }
     let key: string = `${formId}_show_index`;
-    if (preferences.hasSync(key)) {
-      let index = preferences.getSync(key, 0) as number;
-      let newIndex = (index + 1) % 12;
-      let dataItem: CardListItemData = (preferences.getSync('dataArr', []) as CardListItemData[])[newIndex];
-      dataItem.favour = (preferences.getSync('statusArr', []) as boolean[])[newIndex];
-      util.preferencesPut(preferences, key, newIndex);
-      formData.cardList = [dataItem];
+    try {
+      if (preferences.hasSync(key)) {
+        let index = preferences.getSync(key, 0) as number;
+        let newIndex = (index + 1) % 12;
+        let dataItem: CardListItemData = (preferences.getSync('dataArr', []) as CardListItemData[])[newIndex];
+        dataItem.favour = (preferences.getSync('statusArr', []) as boolean[])[newIndex];
+        util.preferencesPut(preferences, key, newIndex);
+        formData.cardList = [dataItem];
+      }
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `hasSync failed, error code=${err.code}, message=${err.message}`);
     }
     // [EndExclude form_info]
     let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-    formProvider.updateForm(formId, formMsg);
+    formProvider.updateForm(formId, formMsg).catch((err: BusinessError) => {
+      hilog.error(0x0000, TAG, `updateForm failed, error code=${err.code}, message=${err.message}`);
+    });
   }
 
   // [StartExclude form_info]
@@ -116,19 +132,29 @@ export default class EntryFormAbility extends FormExtensionAbility {
     // [StartExclude form_binding_data]
     let util = PreferencesUtil.getInstance();
     let preferences = util.getPreferences(this.context);
-    let index: number = preferences.getSync(CommonConstants.DATA_INDEX, 0) as number;
-    formData.cardList = CommonData.getData(index);
-    util.preferencesPut(preferences, CommonConstants.DATA_INDEX, index + 1);
-    // [EndExclude form_binding_data]
-    let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-    formProvider.updateForm(formId, formMsg).then(() => {
-      hilog.info(0x0000, TAG, 'updateForm success.');
-    }).catch((error: Error) => {
-      hilog.error(0x0000, TAG, 'updateForm failed.%s', JSON.stringify(error));
-    });
+    if (!preferences) {
+      return;
+    }
+    try {
+      let index: number = preferences.getSync(CommonConstants.DATA_INDEX, 0) as number;
+      formData.cardList = CommonData.getData(index);
+      util.preferencesPut(preferences, CommonConstants.DATA_INDEX, index + 1);
+      // [EndExclude form_binding_data]
+      let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+      formProvider.updateForm(formId, formMsg).then(() => {
+        hilog.info(0x0000, TAG, 'updateForm success.');
+      }).catch((error: Error) => {
+        let err = error as BusinessError;
+        hilog.error(0x0000, TAG, `updateForm failed. error code=${err.code}, message=${err.message}`);
+      });
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x0000, TAG, `getSync failed, error code=${err.code}, message=${err.message}`);
+    }
   }
+
   // [StartExclude form_binding_data]
-  onAcquireFormState(want: Want) {
+  onAcquireFormState(_want: Want) {
     // Called to return a {@link FormState} object.
     return formInfo.FormState.READY;
   }
@@ -137,12 +163,14 @@ export default class EntryFormAbility extends FormExtensionAbility {
     hilog.info(0x00, TAG, `remove formId: ${formId}`);
     PreferencesUtil.getInstance().removeFormId(this.context, formId);
   }
+
   // [EndExclude entry_form_ability]
   // [EndExclude system_date_time]
   // [EndExclude form_binding_data]
   // [EndExclude want]
   // [EndExclude form_info]
 }
+
 // [End entry_form_ability]
 // [End system_date_time]
 // [End form_binding_data]
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 7cfb9a5b3e8089f37572ac6c71c73d563e001a08..c0b82e17f24aea704076aef6ed882028a8d81912 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -18,6 +18,7 @@ import { hilog } from '@kit.PerformanceAnalysisKit';
 import { CommonConstants } from '../common/CommonConstants';
 import { CardListItemData, FormData } from '../common/CommonData';
 import { PreferencesUtil } from '../common/utils/PreferencesUtil';
+import { BusinessError } from '@kit.BasicServicesKit';
 
 const TAG: string = 'Index';
 
@@ -104,6 +105,9 @@ struct DataItemView {
         .onClick(() => {
           let util = PreferencesUtil.getInstance();
           let preferences = util.getPreferences(this.getUIContext().getHostContext()!);
+          if(!preferences) {
+            return;
+          }
           this.statusArr[this.itemData.id] = !this.statusArr[this.itemData.id];
           this.itemData.favour = this.statusArr[this.itemData.id!];
           util.preferencesPut(preferences, 'statusArr', this.statusArr)
@@ -114,15 +118,24 @@ struct DataItemView {
           let idArr = PreferencesUtil.getInstance().getFormIds(preferences);
           if (idArr.length > 0) {
             idArr.forEach((formId: string) => {
-              if (preferences.getSync(`${formId}_show_index`, -1) as number === this.itemData.id) {
-                let formData = new FormData(formId);
-                formData.cardList = [this.itemData];
-                let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
-                formProvider.updateForm(formId, formMsg).then(() => {
-                  hilog.info(0x0000, TAG, `updateForm success.`);
-                }).catch((error: Error) => {
-                  hilog.error(0x0000, TAG, `updateForm failed: ${JSON.stringify(error)}`);
-                });
+              if (!preferences) {
+                return;
+              }
+              try {
+                if (preferences.getSync(`${formId}_show_index`, -1) as number === this.itemData.id) {
+                  let formData = new FormData(formId);
+                  formData.cardList = [this.itemData];
+                  let formMsg: formBindingData.FormBindingData = formBindingData.createFormBindingData(formData);
+                  formProvider.updateForm(formId, formMsg).then(() => {
+                    hilog.info(0x0000, TAG, `updateForm success.`);
+                  }).catch((error: Error) => {
+                    let err = error as BusinessError;
+                    hilog.error(0x0000, TAG, `updateForm failed: error code=${err.code}, message=${err.message}`);
+                  });
+                }
+              } catch (error) {
+                let err = error as BusinessError;
+                hilog.error(0x0000, TAG, `getSync failed, error code=${err.code}, message=${err.message}`);
               }
             })
           }
diff --git a/hvigor/hvigor-config.json5 b/hvigor/hvigor-config.json5
index 06b2783670a348f95533b352c1ceda909a842bbc..5bebc9755447385d82ce4138f54d991b1f85f348 100644
--- a/hvigor/hvigor-config.json5
+++ b/hvigor/hvigor-config.json5
@@ -1,5 +1,5 @@
 {
-  "modelVersion": "5.0.0",
+  "modelVersion": "5.0.5",
   "dependencies": {
   },
   "execution": {
diff --git a/oh-package.json5 b/oh-package.json5
index 8bf916d4a165e0466c65bc49f58ab2e3c27e8931..2d9c74ff34f1383ec920815a40399dd0fe46a6c5 100644
--- a/oh-package.json5
+++ b/oh-package.json5
@@ -1,5 +1,5 @@
 {
-  "modelVersion": "5.0.0",
+  "modelVersion": "5.0.5",
   "description": "Please describe the basic information.",
   "dependencies": {
   },