如何将flutter_local_notifications添加到我的应用程序？

Question

我想在我的应用程序中添加带有flatter\u local\u通知的通知，但一旦我将插件添加到我的应用程序中。yaml，我的应用程序不再运行。下面是错误

```D8: Program type already present: android.support.v4.app.INotificationSideChannel

失败：生成失败，出现异常。

>

错误：任务执行失败：app:transformDexArchiveWithExternalLibsDexMergerForDebug'。

通用域名格式。Android建设者德兴。DexArchiveMergerException:合并dex存档时出错：/Users/macbook/AndroidStudio项目/restaurant/build/app/intermediates/transforms/dexBuilder/debug/2。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/3。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/6。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/7。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/8。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/9。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/10。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/11。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/12。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/13。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/14。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/15。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/16。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/17。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/18。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/19。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/20。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/21。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/22。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/23。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/24。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/25。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/26。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/27。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/28。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/29。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/30。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/31。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/32。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/33。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/34。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/35。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/36。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/37。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/38。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/39。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/40。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/41。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/42。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/43。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/44。jar、/Users/macbook/AndroidStudioProjects/restaurant/build/app/intermediates/transforms/dexBuilder/debug/45。jar了解如何在https://developer.android.com/studio/build/dependencies#duplicate_classes.程序类型已存在：android。支持v4。应用程序。INotificationSideChannel

尝试：使用--stackTrace选项运行以获取堆栈跟踪。使用--info或--debug选项运行以获取更多日志输出。运行--can以获得完整的见解。

得到更多的帮助https://help.gradle.org

建筑29秒后倒塌

Gradle故障可能是因为此颤振应用程序中的AndroidX不兼容。看见有关该问题以及如何解决该问题的更多信息。

完成错误：Gradle任务程序集调试失败，退出代码为1"'

谢谢。

Answer 1

首先，您需要将所有软件包升级到与AndroidX兼容的版本。您可以从变更日志中了解这一点。dart包裹页面上每个包裹的md。接下来，您需要在AndroidStudio中打开flatter的android项目，然后选择Refactor-