问[颤振]：未处理的异常:MissingPluginException(在通道image_gallery_saver上没有为方法saveImageToGallery找到实现)

EN

Unhandled Exception: MissingPluginException(No implementation found for method saveImageToGallery on channel image_gallery_saver)#0      MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:154:7)
<asynchronous suspension>
#1      ImageGallerySaver.saveImage (package:image_gallery_saver/image_gallery_saver.dart:20:9)
<asynchronous suspension>
#2      InitiatePaymentState.saveImagetoGallery (package:scambio/initiate_payment.dart:611:20)
<asynchronous suspension>
#3      InitiatePaymentState.build.<anonymous closure> (package:scambio/initiate_payment.dart:297:21)
<asynchronous suspension>

Future<String> saveImagetoGallery(Uint8List image) async{
    await [Permission.storage].request();
    final name = 'StasticQRcode_$getVendorShopName()_$_amount';
    final result = await ImageGallerySaver.saveImage(image, quality: 100, name: name);
    return result['filePath'];
  }

dependencies:
  flutter:
    sdk: flutter
  http :
  intl:
  cupertino_icons: ^1.0.3
  pin_code_fields: ^7.3.0
  flutter_secure_storage: ^4.2.1
  iban: ^1.0.1
  sqflite: ^2.0.0+4
  path: ^1.6.4
  webview_flutter : ^2.3.0
  qr_flutter: ^4.0.0 #qrcode generation
  qrcode: ^1.0.4 #qrcode scanning
  url_launcher: ^6.0.12 #launching url
  uuid: ^3.0.5
  encrypt: ^5.0.1
  simple_rsa: ^0.0.5
  crypto: ^3.0.1
  crypto_keys: ^0.3.0
  pointycastle: ^3.3.4
  # capture screenshot
  screenshot: ^1.2.3
  #image save
  image_gallery_saver: ^1.7.1
  permission_handler:

<dict>
    <key>NSPhotoLibraryUsageDescription</key>
    <string>This app needs to use Photos</string>
<...>

     <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
    <application
        android:name="${applicationName}"
        android:label="scambio"
        android:requestLegacyExternalStorage="true"
        android:icon="@mipmap/ic_launcher">