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service - 连接到服务协议(protocol) : Exception: Attempted to connect to Dart observatory 5 times, 时出错,所有尝试均失败。放弃。网址是

转载 作者:IT王子 更新时间:2023-10-29 06:58:59 25 4
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我的应用程序启动但随后由于错误而停止。我正在使用 Windows 10,android studio 作为 IDE,并尝试构建一个 android 应用程序。

如果我在 Android studio 之外使用终端,它可以工作,所以它应该与 android studio 相关。

控制台:

Launching lib\main.dart on Android SDK built for x86 in debug mode...
Initializing gradle...
Resolving dependencies...
Gradle task 'assembleDebug'...
Built build\app\outputs\apk\debug\app-debug.apk.
Installing build\app\outputs\apk\app.apk...
Error connecting to the service protocol: Exception: Attempted to connect to
Dart observatory 5 times, and all attempts failed. Giving up. The URL was
ws://127.0.0.1:50997/ws

flutter 博士:

Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, v1.0.0, on Microsoft Windows [Version
10.0.16299.847], locale de-DE)
[!] Android toolchain - develop for Android devices (Android SDK 28.0.3)
X Android license status unknown.
[√] Android Studio (version 3.2)
[√] Connected device (1 available)

! Doctor found issues in 1 category.

最佳答案

如果你配置了代理,确保您还设置了环境变量

NO_PROXY=127.0.0.1

关于service - 连接到服务协议(protocol) : Exception: Attempted to connect to Dart observatory 5 times, 时出错,所有尝试均失败。放弃。网址是,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/54125075/

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