when i import flutter_downloader package and run project i got this error.please help about flutter_downloader HOT 2 CLOSED

00:18:41.532 1 info flutter.tools Launching lib\main.dart on Redmi 4 in debug mode...
00:18:41.657 2 info flutter.tools Initializing gradle...
00:18:42.926 3 info flutter.tools Resolving dependencies...
00:18:47.260 4 info flutter.tools Running Gradle task 'assembleDebug'...
00:18:55.515 5 info flutter.tools C:\Program Files\flutter\flutter.pub-cache\hosted\pub.dartlang.org\flutter_downloader-1.1.6\android\src\main\java\vn\hunghd\flutterdownloader\DownloadWorker.java:10: error: package android.support.v4.content does not exist
00:18:55.515 6 info flutter.tools import android.support.v4.content.LocalBroadcastManager;
00:18:55.515 7 info flutter.tools ^
00:18:55.600 8 info flutter.tools C:\Program Files\flutter\flutter.pub-cache\hosted\pub.dartlang.org\flutter_downloader-1.1.6\android\src\main\java\vn\hunghd\flutterdownloader\FlutterDownloaderPlugin.java:11: error: package android.support.v4.content does not exist
00:18:55.600 9 info flutter.tools import android.support.v4.content.LocalBroadcastManager;
00:18:55.600 10 info flutter.tools ^
00:18:55.600 11 info flutter.tools C:\Program Files\flutter\flutter.pub-cache\hosted\pub.dartlang.org\flutter_downloader-1.1.6\android\src\main\java\vn\hunghd\flutterdownloader\DownloadWorker.java:342: error: cannot find symbol
00:18:55.600 12 info flutter.tools LocalBroadcastManager.getInstance(context).sendBroadcast(intent);
00:18:55.600 13 info flutter.tools ^
00:18:55.600 14 info flutter.tools symbol: variable LocalBroadcastManager
00:18:55.600 15 info flutter.tools location: class DownloadWorker
00:18:55.600 16 info flutter.tools C:\Program Files\flutter\flutter.pub-cache\hosted\pub.dartlang.org\flutter_downloader-1.1.6\android\src\main\java\vn\hunghd\flutterdownloader\FlutterDownloaderPlugin.java:104: error: cannot find symbol
00:18:55.600 17 info flutter.tools LocalBroadcastManager.getInstance(context).registerReceiver(updateProcessEventReceiver,
00:18:55.600 18 info flutter.tools ^
00:18:55.600 19 info flutter.tools symbol: variable LocalBroadcastManager
00:18:55.600 20 info flutter.tools location: class FlutterDownloaderPlugin
00:18:55.600 21 info flutter.tools C:\Program Files\flutter\flutter.pub-cache\hosted\pub.dartlang.org\flutter_downloader-1.1.6\android\src\main\java\vn\hunghd\flutterdownloader\FlutterDownloaderPlugin.java:122: error: cannot find symbol
00:18:55.601 22 info flutter.tools LocalBroadcastManager.getInstance(context).unregisterReceiver(updateProcessEventReceiver);
00:18:55.601 23 info flutter.tools ^
00:18:55.601 24 info flutter.tools symbol: variable LocalBroadcastManager
00:18:55.601 25 info flutter.tools location: class FlutterDownloaderPlugin
00:18:55.601 26 info flutter.tools 5 errors
00:18:55.701 27 info flutter.tools
00:18:55.702 28 info flutter.tools FAILURE: Build failed with an exception.
00:18:55.702 29 info flutter.tools
00:18:55.702 30 info flutter.tools * What went wrong:
00:18:55.702 31 info flutter.tools Execution failed for task ':flutter_downloader:compileDebugJavaWithJavac'.
00:18:55.702 32 info flutter.tools > Compilation failed; see the compiler error output for details.
00:18:55.702 33 info flutter.tools
00:18:55.702 34 info flutter.tools * Try:
00:18:55.702 35 info flutter.tools 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.
00:18:55.702 36 info flutter.tools
00:18:55.702 37 info flutter.tools * Get more help at https://help.gradle.org
00:18:55.702 38 info flutter.tools
00:18:55.702 39 info flutter.tools BUILD FAILED in 8s
00:18:56.058 40 info flutter.tools *******************************************************************************************
00:18:56.058 41 info flutter.tools The Gradle failure may have been because of AndroidX incompatibilities in this Flutter app.

from flutter_downloader.

#42

from flutter_downloader.