Gradle無法獲取。從服務器收到狀態碼502：BadGateway

當我image_picker: ^0.6.5 3在檔案中添加為依賴項時pubspec.yaml，我得到以下資訊：

終端輸出：

Launching lib/main.dart on sdk gphone64 x86 64 in debug mode...
lib/main.dart:1

FAILURE: Build failed with an exception.

* What went wrong:
Could not determine the dependencies of task ':app:processDebugResources'.
> Could not resolve all task dependencies for configuration ':app:debugRuntimeClasspath'.
   > Could not resolve com.google.android.gms:play-services-measurement-base:[21.1.1].
     Required by:
         project :app > com.google.firebase:firebase-analytics:21.1.1 > com.google.android.gms:play-services-measurement:21.1.1
         project :app > com.google.firebase:firebase-analytics:21.1.1 > com.google.android.gms:play-services-measurement-api:21.1.1
         project :app > com.google.firebase:firebase-analytics:21.1.1 > com.google.android.gms:play-services-measurement-sdk:21.1.1
         project :app > com.google.firebase:firebase-analytics:21.1.1 > com.google.android.gms:play-services-measurement:21.1.1 > com.google.android.gms:play-services-measurement-impl:21.1.1
         project :app > com.google.firebase:firebase-analytics:21.1.1 > com.google.android.gms:play-services-measurement-api:21.1.1 > com.google.android.gms:play-services-measurement-sdk-api:21.1.1
      > Failed to list versions for com.google.android.gms:play-services-measurement-base.
         > Unable to load Maven meta-data from https://google.bintray.com/exoplayer/com/google/android/gms/play-services-measurement-base/maven-metadata.xml.
            > Could not get resource 'https://google.bintray.com/exoplayer/com/google/android/gms/play-services-measurement-base/maven-metadata.xml'.
               > Could not GET 'https://google.bintray.com/exoplayer/com/google/android/gms/play-services-measurement-base/maven-metadata.xml'. Received status code 502 from server: Bad Gateway

* 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 9s
Exception: Gradle task assembleDebug failed with exit code 1
Exited (sigterm)

構建.gradle：

buildscript {
    ext.kotlin_version = '1.3.50'
    repositories {
        google()
        jcenter()
    }

    dependencies {
        classpath 'com.android.tools.build:gradle:3.5.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
        classpath 'com.google.gms:google-services:4.3.13'
    }
}

allprojects {
    repositories {
        google()
        jcenter()
    }
}

rootProject.buildDir = '../build'
subprojects {
    project.buildDir = "${rootProject.buildDir}/${project.name}"
}
subprojects {
    project.evaluationDependsOn(':app')
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

顫振醫生-v：

[?] Flutter (Channel stable, 1.22.6, on macOS 12.5 21G72 darwin-x64, locale
    en-US)
    ? Flutter version 1.22.6 at /Library/flutter
    ? Framework revision 9b2d32b605 (1 year, 9 months ago), 2021-01-22 14:36:39
      -0800
    ? Engine revision 2f0af37152
    ? Dart version 2.10.5

 
[?] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
    ? Android SDK at /Users/jcastro2/Library/Android/sdk
    ? Platform android-32, build-tools 30.0.3
    ? Java binary at: /Applications/Android
      Studio.app/Contents/jre/jdk/Contents/Home/bin/java
    ? Java version OpenJDK Runtime Environment (build
      11.0.12 0-b1504.28-7817840)
    ? All Android licenses accepted.

[?] Xcode - develop for iOS and macOS (Xcode 14.0.1)
    ? Xcode at /Applications/Xcode.app/Contents/Developer
    ? Xcode 14.0.1, Build version 14A400
    ? CocoaPods version 1.11.2

[!] Android Studio (version 2021.2)
    ? Android Studio at /Applications/Android Studio.app/Contents
    ? Flutter plugin not installed; this adds Flutter specific functionality.
    ? Dart plugin not installed; this adds Dart specific functionality.
    ? Java version OpenJDK Runtime Environment (build
      11.0.12 0-b1504.28-7817840)

[?] VS Code (version 1.72.2)
    ? VS Code at /Applications/Visual Studio Code.app/Contents
    ? Flutter extension version 3.50.0

[?] Connected device (1 available)
    ? sdk gphone64 x86 64 (mobile) ? emulator-5554 ? android-x64 ? Android 12
      (API 31) (emulator)

! Doctor found issues in 1 category.

發布規范.yaml

name: chat_app
description: A new Flutter project.

publish_to: 'none'

version: 1.0.0 1

environment:
  sdk: ">=2.7.0 <3.0.0"

dependencies:
  flutter:
    sdk: flutter
  cloud_firestore: ^0.13.5
  firebase_auth: 0.16.1
  image_picker: ^0.6.5 3

  cupertino_icons: ^1.0.0

dev_dependencies:
  flutter_test:
    sdk: flutter
  change_app_package_name: ^0.1.3

flutter:
  uses-material-design: true

uj5u.com熱心網友回復：

您的軟體包已經過時了。您需要 1) 更新您的軟體包和 2) 回傳到 firebase 檔案以了解顫振并按照建議的步驟操作，因為您還缺少在專案中使用 firebase_auth 和 cloud_firestore 所需的 firebase_core。

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