I can't run my first flutter app in Android Studio
Flutter Doctor -v
[√] Flutter（ Channels 测试版，v0enter代码here.9.4，在Microsoft Windows [版本10.0.17134.345]，locale en-US）在此处输入代码•Flutter版本0.9.4在C：\ development \ flutter enter code here •框架修订版f37c235 （5周前），2018-09-25 17:45:40 -0400•发动机版本74625aed32•Dart版本2.1.0-dev.5.0.flutter-a2eb050044
[√] Android工具链 - 针对Android设备开发（Android SDK 27.0.3）•Android SDK位于C：\ Users \ Meteor \ AppData \ Local \ Android \ sdk•Android NDK位置未配置（可选;对原生分析支持很有用） •平台android-27，构建工具27.0.3•ANDROID_HOME = C：\ Users \ Meteor \ AppData \ Local \ Android•Java二进制文件：C：\ Program Files \ Android \ Android Studio \ jre \ bin \ java•Java版本OpenJDK运行时环境（版本1.8.0_152-release-1136-b06）•已接受所有Android许可证 .
[√] Android Studio（版本3.2）•Android Studio at C：\ Program Files \ Android \ Android Studio•Flutter插件版本29.1.1•Dart插件版本181.5656•Java版OpenJDK运行时环境（版本1.8.0_152-release-1136 -b06）
[√]连接设备（1个可用）•为x86构建的Android SDK•模拟器-5554•android-x86•Android 7.1.1（API 25）（模拟器）
•没有发现问题！
Android Studio (Console)
Performing hot restart...
Syncing files to device Android SDK built for x86...
Error running Gradle:
Exit code 1 from: C:\Users\Meteor\AndroidStudioProjects\my_flutter_app\android\gradlew.bat app:properties:
Starting a Gradle Daemon, 1 incompatible Daemon could not be reused, use --status for details
Download /dl/android/maven2/com/android/tools/build/gradle/3.1.2/gradle-3.1.2.pom
Download /dl/android/maven2/com/android/tools/build/gradle-core/3.1.2/gradle-core-3.1.2.pom
Download /dl/android/maven2/com/android/tools/build/bundletool/0.1.0-alpha01/bundletool-0.1.0-alpha01.pom
Download /com/android/tools/build/transform-api/2.0.0-deprecated-use-gradle-api/transform-api-2.0.0-deprecated-use-gradle-api.pom
Download /com/android/tools/build/transform-api/2.0.0-deprecated-use-gradle-api/transform-api-2.0.0-deprecated-use-gradle-api.jar
Project evaluation failed including an error in afterEvaluate {}. Run with --stacktrace for details of the afterEvaluate {} error.
FAILURE: Build failed with an exception.
Where:
Build file 'C:\Users\Meteor\AndroidStudioProjects\my_flutter_app\android\app\build.gradle' line: 25
What went wrong:
A problem occurred evaluating project ':app'.
Could not resolve all files for configuration 'classpath'.
Could not find lint-gradle-api.jar (com.android.tools.lint:lint-gradle-api:26.1.2).
Searched in the following locations:
https://jcenter.bintray.com/com/android/tools/lint/lint-gradle-api/26.1.2/lint-gradle-api-26.1.2.jar
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 7m 57s
Finished with error: Please review your Gradle project setup in the android/ folder.
2 回答
这表明您使用的是旧版本的Gradle . 尝试升级到3.2.0 .
尝试在Android Studio中打开Android目录作为Android项目，然后打开\ app \ build.gradle并单击同步按钮 .