flutter项目image_picker拍照报错如何解决？？？
Binder call failed.
W/Binder (26881): java.lang.RuntimeException: Methods marked with @UiThread must be executed on the main thread. Current thread: Binder:26881_8
W/Binder (26881): at io.flutter.embedding.engine.FlutterJNI.ensureRunningOnMainThread(FlutterJNI.java:794)
W/Binder (26881): at io.flutter.embedding.engine.FlutterJNI.invokePlatformMessageResponseCallback(FlutterJNI.java:727)
W/Binder (26881): at io.flutter.embedding.engine.dart.DartMessenger$Reply.reply(DartMessenger.java:140)
W/Binder (26881): at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler$1.success(MethodChannel.java:225)
W/Binder (26881): at io.flutter.plugins.imagepicker.ImagePickerDelegate.finishWithSuccess(ImagePickerDelegate.java:540)
W/Binder (26881): at io.flutter.plugins.imagepicker.ImagePickerDelegate.handleImageResult(ImagePickerDelegate.java:505)
W/Binder (26881): at io.flutter.plugins.imagepicker.ImagePickerDelegate.access$000(ImagePickerDelegate.java:66)
W/Binder (26881): at io.flutter.plugins.imagepicker.ImagePickerDelegate$4.onPathReady(ImagePickerDelegate.java:470)
W/Binder (26881): at io.flutter.plugins.imagepicker.ImagePickerDelegate$3$1.onScanCompleted(ImagePickerDelegate.java:160)
W/Binder (26881): at android.media.MediaScannerConnection$ClientProxy.onScanCompleted(MediaScannerConnection.java:204)
W/Binder (26881): at android.media.MediaScannerConnection$1.scanCompleted(MediaScannerConnection.java:53)
W/Binder (26881): at android.media.IMediaScannerListener$Stub.onTransact(IMediaScannerListener.java:60)
W/Binder (26881): at android.os.Binder.execTransact(Binder.java:675)
