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[英]I tried to connect my Android app to google firebase but it displays an error
[英]I tried to connect my flutter app with firebase and I catch up with this error
我试图将我的 flutter 应用程序与 firebase 连接起来,我发现了这个错误。 提前致谢:)
FAILURE:构建失败并出现异常。
无法解析配置“:classpath”的所有工件。 无法解析 com.google.gms:google-services:4.3.8。 要求:项目:> 无法解析 com.google.gms:google-services:4.3.8。 > 无法获取资源“https://dl.google.com/dl/android/maven2/com/google/gms/google-services/4.3.8/google-services-4.3.8.pom”。 > 无法获取“https://dl.google.com/dl/android/maven2/com/google/gms/google-services/4.3.8/google-services-4.3.8.pom”。 > 连接到 127.0.0.1:8080 [/127.0.0.1] 失败:连接被拒绝:连接 > 无法解析 com.google.gms:google-services:4.3.8。 > 无法获取资源“https://jcenter.bintray.com/com/google/gms/google-services/4.3.8/google-services-4.3.8.pom”。 > 无法获取“https://jcenter.bintray.com/com/google/gms/google-services/4.3.8/google-services-4.3.8.pom”。 > 连接到 127.0.0.1:8080 [/127.0.0.1] 失败:连接被拒绝:连接
尝试:使用 --stacktrace 选项运行以获取堆栈跟踪。 使用 --info 或 --debug 选项运行以获得更多日志 output。 运行 --scan 以获得完整的见解。
在https://help.gradle.org获得更多帮助
BUILD FAILED in 28s Exception: Gradle task assembleDebug failed with exit code 1
我的应用程序\build.gradle:
def localProperties = new Properties()
def localPropertiesFile = rootProject.file('local.properties')
if (localPropertiesFile.exists()) {
localPropertiesFile.withReader('UTF-8') { reader ->
localProperties.load(reader)
}
}
def flutterRoot = localProperties.getProperty('flutter.sdk')
if (flutterRoot == null) {
throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
}
def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
if (flutterVersionCode == null) {
flutterVersionCode = '1'
}
def flutterVersionName = localProperties.getProperty('flutter.versionName')
if (flutterVersionName == null) {
flutterVersionName = '1.0'
}
apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'com.google.gms.google-services'
apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
android {
compileSdkVersion 30
sourceSets {
main.java.srcDirs += 'src/main/kotlin'
}
defaultConfig {
// TODO: Specify your own unique Application ID
(https://developer.android.com/studio/build/application-id.html).
applicationId "com.example.untitled2"
minSdkVersion 16
targetSdkVersion 30
versionCode flutterVersionCode.toInteger()
versionName flutterVersionName
}
buildTypes {
release {
// TODO: Add your own signing config for the release build.
// Signing with the debug keys for now, so `flutter run --release` works.
signingConfig signingConfigs.debug
}
}
}
flutter {
source '../..'
}
dependencies {
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
implementation platform('com.google.firebase:firebase-bom:28.1.0')
}
我的 android\build.gradle:
buildscript {
repositories {
google()
mavenCentral()
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:4.1.0'
classpath 'com.google.gms:google-services:4.3.8'
}
}
allprojects {
repositories {
google()
mavenCentral()
jcenter()
}
}
rootProject.buildDir = '../build'
subprojects {
project.buildDir = "${rootProject.buildDir}/${project.name}"
}
subprojects {
project.evaluationDependsOn(':app')
}
task clean(type: Delete) {
delete rootProject.buildDir
}
flutter 医生-v:
[√] Flutter (Channel stable, 2.0.5, on Microsoft Windows [Version 10.0.19042.1023], locale en-IN)
• Flutter version 2.0.5 at C:\flutter
• Framework revision adc687823a (8 weeks ago), 2021-04-16 09:40:20 -0700
• Engine revision b09f014e96
• Dart version 2.12.3
[!] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
• Android SDK at C:\Users\Geo Swift Sam\AppData\Local\Android\sdk
• Platform android-30, build-tools 30.0.3
• Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java
• Java version OpenJDK Runtime Environment (build 11.0.8+10-b944.6842174)
X Android license status unknown.
Run `flutter doctor --android-licenses` to accept the SDK licenses.
See https://flutter.dev/docs/get-started/install/windows#android-setup for more details.
[√] Chrome - develop for the web
• Chrome at C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
[√] Android Studio (version 4.1.0)
• Android Studio at C:\Program Files\Android\Android Studio
• Flutter plugin can be installed from:
https://plugins.jetbrains.com/plugin/9212-flutter
• Dart plugin can be installed from:
https://plugins.jetbrains.com/plugin/6351-dart
• Java version OpenJDK Runtime Environment (build 11.0.8+10-b944.6842174)
[√] Connected device (3 available)
• Android SDK built for x86 (mobile) • emulator-5554 • android-x86 • Android 10 (API 29) (emulator)
• Chrome (web) • chrome • web-javascript • Google Chrome 91.0.4472.101
• Edge (web) • edge • web-javascript • Microsoft Edge 90.0.818.66
! Doctor found issues in 1 category.
这听起来可能是一个愚蠢的答案,但这似乎是一个互联网连接问题。 我在移动网络上的 gradle 同步期间遇到了类似的问题,而它在 LAN 中运行良好。
如文档中所述,在您的android/build.gradle
中将 google-services 版本从4.3.8
更改为4.3.3
classpath 'com.google.gms:google-services:4.3.3'
试一试,让我知道。
文档参考: https://firebase.flutter.dev/docs/installation/android
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