HarmonyOS 鸿蒙Next 选中图库里的照片上传，出现13400001

import { openPhotoPicker } from ‘…/util/UtilPicker’;
import fs from ‘@ohos.file.fs’;
import { BusinessError, request } from ‘@kit.BasicServicesKit’;
import { common } from ‘@kit.AbilityKit’;

const context = getContext(this) as common.UIAbilityContext
const cacheDir = context.cacheDir
const fileType = ‘jpg’
@Entry
@Component
struct Test {
@State imageUrl: string = ‘’
build() {
Column() {
Button(‘打开相册’)
.onClick(async () => {
let selectedImageUrl = await openPhotoPicker()
if (selectedImageUrl) {
this.imageUrl = selectedImageUrl
console.log('imageUrl: ’ + this.imageUrl)
}
})
if (this.imageUrl) {
Column() {
Image(this.imageUrl)  // 显示选中的图片
.width(50)
.height(50)
Button(‘上传图片’)
.onClick(async () => {
let fileName = Date.now() + ‘.’ + fileType
let fullPath = ${cacheDir}/${fileName}
let file = fs.openSync(this.imageUrl, fs.OpenMode.READ_ONLY)
fs.copyFileSync(file.fd, fullPath)
          <span class="hljs-keyword">let</span> uploader: request.UploadConfig = {
            url: `http:<span class="hljs-comment">//localhost:8080/uploadAvatar`,</span>
            header: { <span class="hljs-string">'Content-Type'</span>: <span class="hljs-string">'multipart/form-data'</span> },
            method: <span class="hljs-string">'POST'</span>,
            files: [{
              filename: fileName,
              type: fileType,
              name: <span class="hljs-string">'avatar'</span>,
              uri: `internal:<span class="hljs-comment">//cache/${fileName}`,</span>
            }],
            data: []
          }
          <span class="hljs-keyword">try</span> {
            request.uploadFile(context, uploader)
              .then((uploadTask: request.UploadTask) =&gt; {
                uploadTask.on(<span class="hljs-string">'complete'</span>, (taskStates: <span class="hljs-built_in">Array</span>&lt;request.TaskState&gt;) =&gt; {
                  <span class="hljs-keyword">for</span> (<span class="hljs-keyword">let</span> i = <span class="hljs-number">0</span>; i &lt; taskStates.length; i++) {
                    console.info(`upload complete taskState: ${<span class="hljs-built_in">JSON</span>.stringify(taskStates[i])}`);
                  }
                });
              })
              .catch((err: BusinessError) =&gt; {
                console.error(`Invoke uploadFile failed, code is ${err.code}, message is ${err.message}`);
              })
          } <span class="hljs-keyword">catch</span> (error) {
            <span class="hljs-keyword">let</span> err: BusinessError = error as BusinessError;
            console.error(`Invoke uploadFile failed, code is ${err.code}, message is ${err.message}`);
          }
        })
    }
    .width(<span class="hljs-string">'100%'</span>)
  }
}
.width(<span class="hljs-string">'100%'</span>)
.height(<span class="hljs-string">'100%'</span>)
}
}<button style="position: absolute; padding: 4px 8px 0px; cursor: pointer; top: 8px; right: 8px; font-size: 14px;">复制</button>

12-08 22:47:01.081   7283-7304     C01c50/Requestkit               com.examp…riefchat  E     [requestserviceproxy.cpp Create 77] End send create request, failed: 13400001
12-08 22:47:01.081   7283-7304     C01c50/Requestkit               com.examp…riefchat  E     [requestmanagerimpl.cpp Create 74] Request create, seq: 0, failed: 13400001
12-08 22:47:01.081   7283-7304     C01c50/Requestkit               com.examp…riefchat  E     [js_task.cpp CreateExec 202] End create task in JsTask CreateExec, seq: 0, failed: 13400001
12-08 22:47:01.081   7283-7283     C01c50/Requestkit               com.examp…riefchat  E     [js_task.cpp operator() 157] End task create in AsyncCall output, seq: 0, failed:13400001
12-08 22:47:01.081   7283-7283     C01c50/Requestkit               com.examp…riefchat  E     [napi_utils.cpp operator() 633] errorCode: 13400001, errInfo:
12-08 22:47:01.082   7283-7283     A03d00/JSAPP                    com.examp…riefchat  E     Invoke uploadFile failed, code is 13400001, message is  file operation error   <button style="position: absolute; padding: 4px 8px 0px; cursor: pointer; top: 8px; right: 8px; font-size: 14px;">复制</button>

出现这个错误，请问该如何解决，谢谢