pluginManagement { val flutterSdkPath = run { val properties = java.util.Properties() file("local.properties").inputStream().use { properties.load(it) } val flutterSdkPath = properties.getProperty("flutter.sdk") require(flutterSdkPath != null) { "flutter.sdk not set in local.properties" } flutterSdkPath } includeBuild("$flutterSdkPath/packages/flutter_tools/gradle") repositories { // 👇 添加这一行,用于下载 Flutter 插件相关的依赖 maven { url = uri("https://storage.flutter-io.cn/download.flutter.io") } maven { url = uri("https://maven.aliyun.com/repository/google") } maven { url = uri("https://maven.aliyun.com/repository/public") } gradlePluginPortal() //google() mavenCentral() } } dependencyResolutionManagement { repositoriesMode.set(RepositoriesMode.PREFER_SETTINGS) repositories { // 👇 添加这一行,这是解决你报错的核心!强制项目从这里下载 Flutter 引擎 maven { url = uri("https://storage.flutter-io.cn/download.flutter.io") } maven { url = uri("https://maven.aliyun.com/repository/google") } maven { url = uri("https://maven.aliyun.com/repository/public") } gradlePluginPortal() //google() mavenCentral() } } plugins { id("dev.flutter.flutter-plugin-loader") version "1.0.0" // 👇 升级到 8.2.1 修复 Java 21 兼容性 bug id("com.android.application") version "8.2.1" apply false // 👇 顺便把 Kotlin 版本也稍微升一下,避免后续出现旧版本警告 id("org.jetbrains.kotlin.android") version "1.9.22" apply false } include(":app")