在运行命令flutter run --release时出现很多错误。
xxx@xxx-Inspiron-14-3467:~/Desktop/xxx$ flutter run --release
Multiple devices found:
SM A207F (mobile) • R9WMA0D0G7J • android-arm64 • Android 10 (API 29)
Android SDK built for x86 (mobile) • emulator-5554 • android-x86 • Android 7.1.1 (API 25) (emulator)
[0]: SM A207F (R9WMA0D0G7J)
[1]: Android SDK built for x86 (emulator-5554)
Please choose one: [0|1]: 0
Launching lib/main.dart on SM A207F in release mode...
Running Gradle task 'assembleRelease'...
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
Note: /home/xxx/Desktop/flutter_linux_1.20.2-stable/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher-5.5.2/android/src/main/java/io/flutter/plugins/urllauncher/WebViewActivity.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':connectivity:verifyReleaseResources'.
> A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
> 1 exception was raised by workers:
com.android.builder.internal.aapt.v2.Aapt2Exception: Android resource linking failed
/home/xxx/.gradle/caches/transforms-2/files-2.1/56399ec8cdc895aa561f5aa75e965d03/core-1.0.1/res/values/values.xml:57:5-88:25: AAPT: error: resource android:attr/fontVariationSettings not found.
/home/xxx/.gradle/caches/transforms-2/files-2.1/56399ec8cdc895aa561f5aa75e965d03/core-1.0.1/res/values/values.xml:57:5-88:25: AAPT: error: resource android:attr/ttcIndex not found.
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 3m 22s
Running Gradle task 'assembleRelease'...
Running Gradle task 'assembleRelease'... Done 202.7s (!)
The built failed likely due to AndroidX incompatibilities in a plugin. The tool is about to try using Jetfier to solve the
incompatibility.
Building plugin connectivity...
Running Gradle task 'assembleAarRelease'...
Running Gradle task 'assembleAarRelease'... Done 2.0s
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring root project 'connectivity'.
> SDK location not found. Define location with sdk.dir in the local.properties file or with an ANDROID_HOME environment variable.
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 1s
Exception: The plugin connectivity could not be built due to the issue above.
扑打医生-v
xxx@xxx:~/Desktop/xxx$ flutter doctor -v
[✓] Flutter (Channel stable, 1.20.2, on Linux, locale en_US.UTF-8)
• Flutter version 1.20.2 at /home/xxx/Desktop/flutter_linux_1.20.2-stable/flutter
• Framework revision bbfbf1770c (3 weeks ago), 2020-08-13 08:33:09 -0700
• Engine revision 9d5b21729f
• Dart version 2.9.1
[✓] Android toolchain - develop for Android devices (Android SDK version 29.0.2)
• Android SDK at /home/xxx/Android/Sdk
• Platform android-29, build-tools 29.0.2
• Java binary at: /opt/android-studio/jre/bin/java
• Java version OpenJDK Runtime Environment (build 1.8.0_202-release-1483-b49-5587405)
• All Android licenses accepted.
[✓] Android Studio (version 3.5)
• Android Studio at /opt/android-studio
• Flutter plugin version 41.0.2
• Dart plugin version 191.8593
• Java version OpenJDK Runtime Environment (build 1.8.0_202-release-1483-b49-5587405)
[✓] VS Code (version 1.37.1)
• VS Code at /usr/share/code
• Flutter extension version 3.4.1
[✓] Connected device (2 available)
• SM A207F (mobile) • R9WMA0D0G7J • android-arm64 • Android 10 (API 29)
• Android SDK built for x86 (mobile) • emulator-5554 • android-x86 • Android 7.1.1 (API 25) (emulator)
• No issues found!
答案 0 :(得分：0)
- 出了什么问题：配置根项目“连接性”时出现问题。
问题来自connectivity插件。我升级到最新版本后，便可以立即运行。