当我尝试运行我的flutter应用程序时，我得到下面的错误。原因是什么呢?......................................................................................................................................................................................................................................................................................................................................................................................................................
我使用qr_code_scanner: ^0.5.2，
Launching libmain.dart on Android SDK built for x86 in debug mode...
Running Gradle task 'assembleDebug'...
Parameter format not correct -
e: C:srcflutterflutter.pub-cachehostedpub.dartlang.orgqr_code_scanner-0.7.0androidsrcmainkotlinnettouchcaptureqrflutterqrQRView.kt: (23, 1): Class 'QRView' is not abstract and does not implement abstract member public abstract fun onRequestPermissionsResult(p0: Int, p1: Array<(out) String!>, p2: IntArray): Boolean defined in io.flutter.plugin.common.PluginRegistry.RequestPermissionsResultListener
e: C:srcflutterflutter.pub-cachehostedpub.dartlang.orgqr_code_scanner-0.7.0androidsrcmainkotlinnettouchcaptureqrflutterqrQRView.kt: (216, 26): Null can not be a value of a non-null type String
e: C:srcflutterflutter.pub-cachehostedpub.dartlang.orgqr_code_scanner-0.7.0androidsrcmainkotlinnettouchcaptureqrflutterqrQRView.kt: (247, 26): Null can not be a value of a non-null type String
e: C:srcflutterflutter.pub-cachehostedpub.dartlang.orgqr_code_scanner-0.7.0androidsrcmainkotlinnettouchcaptureqrflutterqrQRView.kt: (310, 5): 'onRequestPermissionsResult' overrides nothing
e: C:srcflutterflutter.pub-cachehostedpub.dartlang.orgqr_code_scanner-0.7.0androidsrcmainkotlinnettouchcaptureqrflutterqrQRViewFactory.kt: (10, 1): Class 'QRViewFactory' is not abstract and does not implement abstract base class member public abstract fun create(p0: Context?, p1: Int, p2: Any?): PlatformView defined in io.flutter.plugin.platform.PlatformViewFactory
e: C:srcflutterflutter.pub-cachehostedpub.dartlang.orgqr_code_scanner-0.7.0androidsrcmainkotlinnettouchcaptureqrflutterqrQRViewFactory.kt: (13, 5): 'create' overrides nothing
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':qr_code_scanner:compileDebugKotlin'.
> Compilation error. See log for more details
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 51s
Exception: Gradle task assembleDebug failed with exit code 1
我pubspec.yaml
name: StarMe
description: A Social Media Project.
publish_to: "none"
version: 1.0.0+1
environment:
sdk: ">=2.12.0 <3.0.0"
dependencies:
flutter:
sdk: flutter
cupertino_icons: ^1.0.3
google_fonts: ^2.1.0
flutter_icons_nullsafty: ^1.0.0
http: ^0.13.3
cached_network_image: ^3.1.0
encrypt: ^5.0.1
flutter_svg: ^0.22.0
qr_flutter: ^4.0.0
clipboard: ^0.1.3
share: ^2.0.4
qr_code_scanner: ^0.7.0
fluro: ^2.0.3
url_launcher: ^6.0.10
image_picker: ^0.8.4
country_code_picker: ^2.0.2
introduction_screen: ^2.1.0
pin_code_fields: ^7.3.0
provider: ^6.0.0
hive: ^2.0.4
hive_flutter: ^1.1.0
flutter_secure_storage: ^4.2.1
local_auth: ^1.1.7
permission_handler: ^8.1.4+2
fl_chart: ^0.40.0
carousel_slider: ^4.0.0
web3dart: ^2.3.1
device_info_plus: ^2.1.0
package_info_plus: ^1.3.0
intl: ^0.17.0
flutter_paystack:
git:
url: https://github.com/definitelyme/flutter_paystack.git
ref: a4a33c3dd0a12f46d655a2e63d11e9f20ba82d01
flutter_braintree: ^2.0.0+1
loading_overlay: ^0.3.0
lazy_load_scrollview: ^1.3.0
shimmer: ^2.0.0
in_app_review: ^2.0.3
image_cropper: ^1.5.0
ntp: ^2.0.0
uuid: ^3.0.4
cron: ^0.3.2
dotted_border: ^2.0.0+1
translator: ^0.1.7
firebase_core: ^1.6.0
firebase_messaging: ^10.0.9
firebase_analytics: ^8.3.4
firebase_dynamic_links: ^3.0.1
easy_localization_loader: ^1.0.0
sentry_flutter: ^6.0.1
twilio_phone_verify: ^2.0.0
flutter_local_notifications: ^9.0.1
flutter_dotenv: ^5.0.2
flutter_localizations:
sdk: flutter
dev_dependencies:
flutter_test:
sdk: flutter
使用替代的mobile_scanner。这个库在Flutter 3.0中不起作用。或者如果你想使用qr_code_scanner库，那不是官方的创建者repo，但你可以使用它。
dependency_overrides:
qr_code_scanner:
git:
url: https://github.com/X-SLAYER/qr_code_scanner.git
ref: flutter-beta
不要给qr_code_scanner: ^0.5.2，试试qr_code_scanner: any。这只是一个变通办法。它将自动获取相关版本的QR扫描仪。如果它不工作尝试flutter clean，然后flutter run