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连接失败，地址 = pub.dartlang.org，端口 = 443 flutter visual studio Mac big sur

[英]Connection failed, address = pub.dartlang.org, port = 443 flutter visual studio Mac big sur

原文 2021-05-10 12:26:30 5 1 flutter/ dart

I am trying to make a new flutter project using Visual Studio code, but it is not working.我正在尝试使用 Visual Studio 代码制作一个新的 flutter 项目，但它不起作用。 what is the problem?问题是什么？ how can fix this如何解决这个问题

screenshot of the error message错误消息的屏幕截图

1 个解决方案

I resolved this issue by upgrading to the latest flutter version.我通过升级到最新的 flutter 版本解决了这个问题。 flutter_macos_2.2.3-stable flutter_macos_2.2.3-stable

Flutter：看起来 pub.dartlang.org 遇到了一些问题 - Flutter: It looks like pub.dartlang.org is having some trouble

Flutter - 如何在 pub.dartlang.org 之外使用包 - Flutter - how to use packages outside pub.dartlang.org

Flutter 调试 /root/.pub-cache/hosted/pub.dartlang.org 包中的编译错误 - Flutter debug compilation error from /root/.pub-cache/hosted/pub.dartlang.org packages

错误：断言失败：file:///C:/flutter/.pub-cache/hosted/pub.dartlang.org/firebase_core_web-2.0.1/lib/src/firebase_core_web.dart - Error: Assertion failed: file:///C:/flutter/.pub-cache/hosted/pub.dartlang.org/firebase_core_web-2.0.1/lib/src/firebase_core_web.dart

创建新的flutter项目时出现此错误错误：无法解析URL“https://pub.dartlang.org” - Getting this error while creating a new flutter project Error : Could not resolve URL "https://pub.dartlang.org"

Flutter - 命名参数未根据 pub.dartlang.org 定义，但该包有效 - Flutter - named parameters aren't defined according to pub.dartlang.org, but the package works

我已删除 Pub\Cache\hosted\pub.dartlang.org 文件夹以更新 flutter 包，但在 flutter 包中显示错误 - i have ddeleted Pub\Cache\hosted\pub.dartlang.org folder to update the flutter packages but showing error in flutter packages get

对 https://pub.dartlang.org package 存储库中资源的权限不足 - Insufficient permissions to the resource in https://pub.dartlang.org package repository

amplify_flutter 任何不存在的（在 https://pub.dartlang.org 上找不到 package amplify_flutter）， - amplify_flutter any which doesn't exist (could not find package amplify_flutter at https://pub.dartlang.org),

Flutter 创建导致错误尝试在 https://pub.dartlang.org 上查找包 cupertino_icons 时出现 TLS 错误 - Flutter create results in error Got TLS error trying to find package cupertino_icons at https://pub.dartlang.org

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相关问题 Flutter：看起来 pub.dartlang.org 遇到了一些问题 - Flutter: It looks like pub.dartlang.org is having some trouble Flutter - 如何在 pub.dartlang.org 之外使用包 - Flutter - how to use packages outside pub.dartlang.org Flutter 调试 /root/.pub-cache/hosted/pub.dartlang.org 包中的编译错误 - Flutter debug compilation error from /root/.pub-cache/hosted/pub.dartlang.org packages 错误：断言失败：file:///C:/flutter/.pub-cache/hosted/pub.dartlang.org/firebase_core_web-2.0.1/lib/src/firebase_core_web.dart - Error: Assertion failed: file:///C:/flutter/.pub-cache/hosted/pub.dartlang.org/firebase_core_web-2.0.1/lib/src/firebase_core_web.dart 创建新的flutter项目时出现此错误错误：无法解析URL“https://pub.dartlang.org” - Getting this error while creating a new flutter project Error : Could not resolve URL "https://pub.dartlang.org" Flutter - 命名参数未根据 pub.dartlang.org 定义，但该包有效 - Flutter - named parameters aren't defined according to pub.dartlang.org, but the package works 我已删除 Pub\Cache\hosted\pub.dartlang.org 文件夹以更新 flutter 包，但在 flutter 包中显示错误 - i have ddeleted Pub\Cache\hosted\pub.dartlang.org folder to update the flutter packages but showing error in flutter packages get 对 https://pub.dartlang.org package 存储库中资源的权限不足 - Insufficient permissions to the resource in https://pub.dartlang.org package repository amplify_flutter 任何不存在的（在 https://pub.dartlang.org 上找不到 package amplify_flutter）， - amplify_flutter any which doesn't exist (could not find package amplify_flutter at https://pub.dartlang.org), Flutter 创建导致错误尝试在 https://pub.dartlang.org 上查找包 cupertino_icons 时出现 TLS 错误 - Flutter create results in error Got TLS error trying to find package cupertino_icons at https://pub.dartlang.org

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