android - Flutter Run 命令不起作用——如何修复以下错误？

Question

'flutter run' 命令崩溃。突然间，它开始抛出以下错误。

flutter run
Using hardware rendering with device Android SDK built for x86. If you get graphics artifacts, consider enabling software
rendering with "--enable-software-rendering".
Launching lib/main.dart on Android SDK built for x86 in debug mode...
Initializing gradle...                                              1.8s
Resolving dependencies...                                           9.3s
Running Gradle task 'assembleDebug'...
Running Gradle task 'assembleDebug'... Done                         8.2s
Built build\app\outputs\apk\debug\app-debug.apk.
cmd: Can't find service: activity
Installing build\app\outputs\apk\app.apk...                         0.5s
Error: ADB exited with exit code 1
Performing Streamed Install

adb: failed to install C:\www\flutter\helloworld\build\app\outputs\apk\app.apk: cmd: Can't find service: package
Error launching application on Android SDK built for x86.

我尝试运行“flutter doctor”，但我没有发现任何问题。

flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, v1.5.4-hotfix.2, on Microsoft Windows [Version 10.0.17763.557], locale en-US)

[√] Android toolchain - develop for Android devices (Android SDK version 29.0.0)
[√] Android Studio (version 3.4)
[√] VS Code (version 1.35.1)
[√] Connected device (1 available)

• No issues found!

Answer 1

您是否尝试在模拟器上运行该应用程序？如果是，请尝试在真实设备上运行。或尝试删除或重新创建模拟器。这可能会有所帮助。