我正在使用 image_picker 0.5.2 包上传图片,在我将该依赖项添加到项目中后,我无法构建我的项目,出现如下所述的异常。请帮帮我。
D8: Program type already present: android.support.v4.os.ResultReceiver$MyResultReceiver
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:transformDexArchiveWithExternalLibsDexMergerForDebug'.
> com.android.builder.dexing.DexArchiveMergerException: Error while merging dex archives: /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/2.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/3.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/4.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/5.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/6.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/7.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/8.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/9.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/10.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/11.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/12.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/13.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/14.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/15.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/16.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/17.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/18.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/19.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/20.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/21.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/22.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/23.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/24.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/25.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/26.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/27.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/28.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/29.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/30.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/31.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/32.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/33.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/34.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/35.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/36.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/37.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/38.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/39.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/40.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/41.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/42.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/43.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/44.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/45.jar, /Users/harshavardhan/Workspace/cargill_flutter/build/app/intermediates/transforms/dexBuilder/debug/46.jar
Learn how to resolve the issue at https://developer.android.com/studio/build/dependencies#duplicate_classes.
Program type already present: android.support.v4.os.ResultReceiver$MyResultReceiver
* 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 22s
*******************************************************************************************
The Gradle failure may have been because of AndroidX incompatibilities in this Flutter app.
*******************************************************************************************
Gradle task assembleDebug failed with exit code 1
Exited (sigterm)
最佳答案
The Gradle failure may have been because of AndroidX incompatibilities in this Flutter app.
如您的跟踪记录所述,此错误是由于您的应用中的 AndroidX 不兼容造成的。 image_picker插件从版本 0.5.0 迁移到最新的 AndroidX 支持库。
要让您的应用正常运行,您可以 migrate your app to AndroidX ,或者如果您的应用依赖于尚未迁移到 AndroidX 的任何其他包,您可以将 image_picker 插件版本锁定为使用较旧支持库的 0.4.12+1。
将此添加到您的 pubspec.yaml
以使用此插件的特定版本 -
image_picker: 0.4.12+1
关于此的更多信息 here .
更新
可以查看this answer有关迁移到 AndroidX 的原因的解释。还有这个官方blog解释有关 AndroidX 的一切。
希望这对您有所帮助!
关于android - Flutter Image Picker 包不工作,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/55586917/