diff --git a/src/main/ets/pages/XWebview.ets b/src/main/ets/pages/XWebview.ets
index f4c6699..1886da8 100644
--- a/src/main/ets/pages/XWebview.ets
+++ b/src/main/ets/pages/XWebview.ets
@@ -214,7 +214,7 @@ export struct XWebview {
         })
         .onShowFileSelector((event) => { // 选择文件
           console.log('MyFileUploader onShowFileSelector invoked')
-          const documentSelectOptions = new picker.DocumentSelectOptions();
+          const documentSelectOptions = new picker.DocumentSelectOptions()
           let uri: string | null = null;
           const documentViewPicker = new picker.DocumentViewPicker();
           documentViewPicker.select(documentSelectOptions).then((documentSelectResult) => {
diff --git a/src/main/ets/utils/CrashHelper.ets b/src/main/ets/utils/CrashHelper.ets
index 24d20ef..5d30caf 100644
--- a/src/main/ets/utils/CrashHelper.ets
+++ b/src/main/ets/utils/CrashHelper.ets
@@ -17,6 +17,11 @@ export class CrashHelper {
   private static observerId: number = -100;
   private static ErrorFilePath: string = ''; //错误日志文件路径
 
+  // 多条报错直接的分隔符
+  static separatorError = '--------------------------------------------------------\n'
+  // 单个报错信息的分隔符
+  // 报错信息格式 yyyy-MM-dd HH:mm:ss- 异常信息：\n'报错信息'
+  static separatorLine = '- 异常信息：\n'
 
   /**
    * 注册错误观测器。注册后可以捕获到应用产生的js crash，应用崩溃时进程不会退出。将异常信息写入本地文件。
@@ -29,7 +34,7 @@ export class CrashHelper {
         }
         CrashHelper.observerId = errorManager.on('error', {
           onUnhandledException(errMsg) {
-            let errStr = `${TimeHelper.getTime()} - 异常信息：\n${errMsg}\n\n\n`;
+            let errStr = `${CrashHelper.separatorError}${TimeHelper.getTime()} ${CrashHelper.separatorLine}${errMsg}\n\n\n`;
             LogHelper.error(errMsg)
             CrashHelper.ErrorFilePath = FileHelper.getFilesDirPath("ErrorLog", "errorLog.txt")
             FileHelper.writeEasy(CrashHelper.ErrorFilePath, errStr);
diff --git a/src/main/ets/utils/PickerHelper.ets b/src/main/ets/utils/PickerHelper.ets
index 6d0fa6a..992521c 100644
--- a/src/main/ets/utils/PickerHelper.ets
+++ b/src/main/ets/utils/PickerHelper.ets
@@ -3,6 +3,7 @@ import { camera, cameraPicker } from '@kit.CameraKit';
 import { common } from '@kit.AbilityKit';
 import { BusinessError } from '@kit.BasicServicesKit';
 import { hilog } from '@kit.PerformanceAnalysisKit';
+import { photoAccessHelper } from '@kit.MediaLibraryKit';
 
 
 const DOCUMENT_DEFAULT_SELECT_NUMBER: number = 9; //数量
@@ -50,19 +51,20 @@ export class PickerHelper {
    * @param options
    * @returns
    */
-  static async selectPhoto(options?: picker.PhotoSelectOptions): Promise<Array<string>> {
+  static async selectPhoto(options?: photoAccessHelper.PhotoSelectOptions): Promise<Array<string>> {
     try {
       if (!options) {
-        options = new picker.PhotoSelectOptions();
+        options = new photoAccessHelper.PhotoSelectOptions();
       }
       if (!options.MIMEType) { //可选择的媒体文件类型，若无此参数，则默认为图片和视频类型。
-        options.MIMEType = picker.PhotoViewMIMETypes.IMAGE_TYPE;
+        options.MIMEType = photoAccessHelper.PhotoViewMIMETypes.IMAGE_TYPE;
       }
       if (!options.maxSelectNumber) { //选择媒体文件数量的最大值,默认9
         options.maxSelectNumber = DOCUMENT_DEFAULT_SELECT_NUMBER;
       }
-      let photoPicker = new picker.PhotoViewPicker();
-      let photoSelectResult: picker.PhotoSelectResult = await photoPicker.select(options);
+      let photoPicker = new photoAccessHelper.PhotoViewPicker();
+
+      let photoSelectResult: photoAccessHelper.PhotoSelectResult = await photoPicker.select(options);
       if (photoSelectResult && photoSelectResult.photoUris && photoSelectResult.photoUris.length > 0) {
         return photoSelectResult.photoUris;
       } else {