这是一个问题,我已经安装了flutter和dart插件,但它显示我还没有,我刚刚安装了android studio和flutter,因为我刚刚启动它 Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable`enter code here`, on Microsoft Windows)
[√] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
[!] Android St
最近,我用flutter 1.22.6安装了android 4.1.2,尽管我在android中安装了flutter和dart插件,但是“颤振医生”命令的结果如下所示。
[√] Flutter (Channel stable, 1.22.1, on Microsoft Windows [Version
10.0.18362.30], locale en-US)
[√] Android toolchain - develop for Android devices (Android SDK version
30.0.2)
[!] Android Studio
X Flutt
我在官方文档中安装了Flutter,也在Android上安装了Flutter和Dart插件。
但是,我看不到AndroidStudio3.0.1上的File>New颤振项目向导
我执行“颤栗医生”的命令。见下面的输出。
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel beta, v0.1.5, on Mac OS X 10.13.3 17D102, locale en-TR)
[✓] Android toolchain - develop for Android device
嗨,我收到以下错误。
$ flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 1.20.2, on Microsoft Windows [Version 10.0.18362.1016], locale en-IN)
[√] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
[!] Android Studio
X Flutte
这两个插件都已安装,但无法访问android studio中的插件。即使已安装,也会显示以下错误
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 1.22.1, on Microsoft Windows [Version 10.0.18362.1082], locale en-IN)
[√] Android toolchain - develop for Android devices (Android SDK version 30.0.2)
[!] Androi
下面是flutter doctor的结果:
[√] Flutter (Channel stable, 1.22.1, on Microsoft Windows [Version 10.0.18362.30], locale en-US)
[√] Android toolchain - develop for Android devices (Android SDK version 30.0.2)
[!] Android Studio
X Flutter plugin not installed; this adds Flutter specific functionality.
我正在我的Linux (Xenial Xerus)系统上配置Flutter SDK。为什么在运行颤动医生时会出现以下错误?
我已经在.bashrc文件中为flutter和dart指定了PATHS,但在运行flutter doctor时得到以下错误
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel beta, v0.5.1, on Linux, locale en_US.UTF-8)
[✓] Android toolchain - develop for Android device
C:\Users\KIIT>flutter医生总结(要查看所有详细信息,请运行Flutter doctor -v):√flutter (通道稳定,1.22.6,在Microsoft Windows version10.0.19041.804,locale en-US上)√Android toolchain -为安卓设备开发(安卓SDK版本30.0.2)!未安装Android Studio X Flutter插件;这添加了Flutter特定功能。未安装X Dart插件;这将添加特定于Dart的功能。X Android -√-dir= 'C:\Program X Android St
我使用的是Android 3.6.3,最新版本。安装了颤振插件后,它在表面上显示什么都没有开始一个项目。
Doctor summary (to see all details, run flutter doctor -v):
Linux上的v1.12.13+hotfix.9频道稳定的✓Flutter,locale en_US.utf-8!Android工具链-为Android设备开发(Android版本29.0.2)!一些Android许可证不被接受。要解决这一问题,请运行: flutter - Android -许可✓Android(版本3.6)!IntelliJ创意社区版(2019.1版)
我使用的是Ubuntu 18.04LTS,Android Studio v3.0.1,安装了最新的Android SDK API30和29,Android SDK构建工具,平台工具和命令行工具(最新),降级到java jdk1.8,在VSCode上安装了Dart插件,在Android Studio上安装了Dart和flutter插件,在终端上安装了Flutter using snap。 但是当我运行flutter doctor时,我得到了这样的结果 Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter
当我试图在flutter项目中使用flutter pub get添加新的依赖项(包)时,我收到了This is taking an unexpectedly long time消息。所有其他的推荐工作都很好,像flutter run, flutter doctor等。只有flutter pub get我才会面临这个问题。这就是为什么我无法在flutter应用程序中添加新的依赖项(包)的原因。
flutter doctor -v的结果
[✓] Flutter (Channel stable, v1.17.0, on Linux, locale en_IN)
• Flutter versi
所以我通常每天都使用Flutter Inspector,最近,在一些我无法分辨的更新之后,Flutter Inspector停止了工作。以下是我打开它时得到的结果: 设置DevTools失败 Error Setting up DevTools Failed 这可能与一些版本控制有关,但我不知道如何解决这个问题。以下是我的结果: 颤动医生 Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 1.22.2, on Microsoft Windows [Version 10
我正在按照安装指南进行操作,在解压缩flutter并运行flutter doctor之后,我得到以下错误
flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel master, v1.0.0, on Mac OS X 10.14.2 18C54, locale en-US)
⣾Unhandled exception:
RangeError (index): Invalid value: Only valid value is 0: 1
#0 Lis
我试着用flutter build web(也尝试过flutter build web --no-sound-null-safety).When在发布模式上构建颤振web应用程序,我得到了下面的错误。
D:\saves\reset_password>flutter build web
Building without sound null safety
For more information see https://dart.dev/null-safety/unsound-null-safety
Target dart2js failed: Exception: Warning
当我运行flutter doctor时,它报告我的Android Studio Flutter和Dart插件没有安装,尽管我安装了最新的插件-事实上,我可以从Android Studio构建并部署flutter应用程序到移动设备上。我想要么是我的配置不正确,要么是flutter doctor有个bug。
当我运行flutter doctor -v时,我得到以下结果:
d:\Dev\Flutter>flutter doctor -v
[√] Flutter (Channel master, v0.5.8-pre.264, on Microsoft Windows [Version 10.0
我正在尝试学习Flutter,所以我遵循了它所需的安装步骤。每当我运行flutter doctor时都会出现Unfortunately i have some dependencies error 我查了安卓工作室,发现sdk was successfully installed 我试着跟随following question和add the path in the environment variable。 我一直收到相同的错误,我开始没有关于如何安装flutter的想法。 颤动误差: [√] Flutter (Channel stable, 1.22.4, on Microsoft Wi
我已经在Android上安装了flutter和插件,但是当我运行flutter医生时,它显示了插件没有安装
Doctor summary (to see all details, run flutter doctor -v):
[√]
Flutter (Channel stable, 1.22.3, on Microsoft Windows [Version 10.0.18363.1139], locale en-US)
[√] Android toolchain - develop for Android devices (Android SDK version 30.0.2)
[!] A
由于这个错误,我的颤振应用程序没有编译:
即使存在“ErrorHandlingFile”的文件实例,也无法读取它。请验证此文件是否具有读取权限,然后重试。
我已经厌倦了切换频道和改变版本,但是还没有什么效果。
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel beta, v1.13.6, on Mac OS X 10.15.1 19B88, locale de-DE)
[✓] Android toolchain - develop for Android devices (
我正在尝试安装flutter来使用Visual代码。我安装了Git,颤振SDK,设置ENV变量..。但是,当我运行flutter doctor --android-licenses来接受许可证时,我得到了以下信息:
Exception in thread "main" java.lang.NoClassDefFoundError: javax/xml/bind/annotation/XmlSchema
at com.android.repository.api.SchemaModule$SchemaModule
所以我试着在安卓工作室下载颤音。我下载了它的插件,当我查找它时,它会在android studio上显示,但当我运行它时,它就会显示出来。
flutter doctor
上面写着
[!] Android Studio (version 4.1.0)
X Flutter plugin not installed; this adds Flutter specific functionality.
X Dart plugin not installed; this adds Dart specific functionality.
我不知道问题出在哪里,因为我在android演播室上安装了插件,但
我运行了Flutter doctor命令,但它显示我没有安装Android Studio。并且还显示安卓授权人未找到类似that..The的错误是- C:\Users\Arpan Dey>flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 2.0.6, on Microsoft Windows [Version 10.0.19042.631], locale en-US)
[!] Android toolchain - de
flutter doctor命令在哪里查找Android Studio、Visual Studio Code等。即使我安装了VSCode,我的也无法检测到它。 Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, v1.2.1, on Linux, locale en_US.UTF-8)
[✓] Android toolchain - develop for Android devices (Android SDK version 28.0.3)
[✓] Android
我正在开发颤振网络应用程序,并试图从互联网上获取一些数据,我使用的包是:http/http.dart,并尝试这样做:
await http.get(url);
但我发现了一个错误:
不支持的操作: Platform._version
daz@daz:/rom/source/public/checkout_example$ flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel master, v1.16.2-pre.41, on Linux, locale
我正在开发一个颤动应用程序,有时在构建过程中会使用太多的内存。 我的iMac中安装的内存是24 is,单击run按钮后我就不工作了。 Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel master, v1.16.4-pre.18, on Mac OS X 10.15.3 19D76, locale en-TR)
[✓] Android toolchain - develop for Android devices (Android SDK version 29.0.2)
[✓]
所以我尝试在没有Android Studio的情况下安装flutter,因为每当我试图打开Android Studio时,我的PC工作起来都非常慢。开始时一切都很顺利,但当flutter尝试使用 flutter doctor --android-licenses 它总是给我 C:\Windows\System32>flutter doctor --android-licenses
Android sdkmanager not found. Update to the latest Android SDK and ensure that the cmdline-tools are ins
我用flutter开发windows桌面程序,我安装了visual studio 2019企业版,全装,50G以上。我刚安装了可以改变D盘路径的部分。但是在执行flutter doctor之后,为什么会出现以下提示? error:
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel dev, 1.23.0-7.0.pre, on Microsoft Windows [Version 10.0.18363.1082], locale zh-CN)
[!]
除了flutter doctor命令之外,其他命令都可以正常工作
我真的不知道会是什么。有什么帮助吗?
命令
flutter doctor
异常
Victors-MacBook-Pro:police_videos victoraldir$ flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel beta, v1.2.1, on Mac OS X 10.14.3 18D109, locale en-IE)
⣽Unhandled exception:
RangeE
我遇到了一个问题,flutter无法运行任何东西,因为它找不到ADB。但是,我已经安装了adb (以及Android SDK的其余部分),它位于我的PATH变量中。请给我建议。 颤动医生: Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, 1.22.5, on macOS 11.1 20C69 darwin-x64, locale en-US)
[✓] Android toolchain - develop for Android devices (Andr
我是新的颤动,并试图安装它与以下步骤…1)下载并解压缩到驱动器2)在环境变量中设置path
现在我正在尝试运行颤动医生,它显示我下面的错误,请检查是否有人面对相同的issue...Thanks!
` [√] Flutter (Channel beta, v0.6.0, on Microsoft Windows [Version 10.0.17134.228], locale en-US)
-Unhandled exception:
ProcessException: %1 is not a valid Win32 application.
Command: C:\Users\Rahul
正如标题中所述,每当我启动应用程序时,flutter都会运行pub upgrade。它每次这样做都需要很长时间,就我而言,它从一开始就不应该这样做。我每次启动应用程序时都会看到这一点
'git' is not recognized as an internal or external command,
operable program or batch file.
Building flutter tool...
Running pub upgrade...
Git错误消息也是每次弹出的东西。我在一开始安装git时遇到了问题,我也收到了完全相同的错误信息。但无论我使用什么命令