【问题标题】:Flutter Error: Error: Could not resolve the package 'firebase_messaging' in 'package:firebase_messaging/firebase_messaging.dart'Flutter 错误:错误:无法解析“package:firebase_messaging/firebase_messaging.dart”中的包“firebase_messaging”
【发布时间】:2020-08-31 13:15:17
【问题描述】:

我正在构建一个使用 Firebase 消息传递的 Flutter Android 应用程序。但是,编译时出现此错误:

Error: Could not resolve the package 'firebase_messaging' in 
'package:firebase_messaging/firebase_messaging.dart'.

这是相关的代码摘录:

Android\Build.Gradle:

buildscript {

    repositories {
        google()
    
    }

dependencies {
    classpath 'com.android.tools.build:gradle:3.5.0'
    classpath 'com.google.gms:google-services:4.3.3'
}
}
allprojects {
repositories {
    google()
    jcenter()
}

}

App\Build.Gradle:

dependencies {
implementation 'com.google.firebase:firebase-messaging:20.2.4'

}

pubspec.yaml:

dependencies:
  flutter:
    sdk: flutter
  shared_preferences: ^0.5.2
  firebase_core: ^0.2.5

【问题讨论】:

    标签: android firebase flutter firebase-cloud-messaging build.gradle


    【解决方案1】:

    您需要将firebase_messaging: ^7.0.0 添加到您的pubspec.yaml

    【讨论】:

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