android studio 运行demo项目的时候,各种错误
aunching lib/main.dart on Android SDK built for x86 in debug mode...
Initializing gradle...
Resolving dependencies...
* Error running Gradle:
ProcessException: Process "/Users/json/dev/flutter/flutter_app/android/gradlew" exited abnormally:
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring root project 'android'.
> Could not resolve all artifacts for configuration ':classpath'.
> Could not resolve com.android.tools.build:gradle:3.2.1.
Required by:
project :
> Could not resolve com.android.tools.build:gradle:3.2.1.
> Could not get resource 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/3.2.1/gradle-3.2.1.pom'.
> Could not GET 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/3.2.1/gradle-3.2.1.pom'. Received status code 504 from server: Couldn't connect: Connection refused
> Could not resolve org.jetbrains.kotlin:kotlin-gradle-plugin:1.2.71.
Required by:
project :
> Could not resolve org.jetbrains.kotlin:kotlin-gradle-plugin:1.2.71.
> Could not get resource 'https://dl.google.com/dl/android/maven2/org/jetbrains/kotlin/kotlin-gradle-plugin/1.2.71/kotlin-gradle-plugin-1.2.71.pom'.
> Could not GET 'https://dl.google.com/dl/android/maven2/org/jetbrains/kotlin/kotlin-gradle-plugin/1.2.71/kotlin-gradle-plugin-1.2.71.pom'. Received status code 504 from server: Couldn't connect: Connection refused
* 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 0s
Command: /Users/json/dev/flutter/flutter_app/android/gradlew app:properties
Finished with error: Please review your Gradle project setup in the android/ folder.
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作者回复: 参考下这个issue:https://github.com/flutter/flutter/issues/23777