I have a fragment A where an action is originated to fragment B which have to receive an argument. When I try to set the argument before navigate, 'FragmentADirections' class can't be resolve. The fact is, I have a fragment C going to D with an argument to and this work well for these two.
Fragment A class ('EntrainementAction'):
package com.example.androidsportsomveille.Fragments;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import …Run Code Online (Sandbox Code Playgroud) navigation android android-studio android-architecture-navigation
我尝试按照官方文档安装 Flutter,但是当我运行flutter doctor 时出现以下问题(这是我的标题):

在 Android Studio 中,我安装了以下 SDK:
我检查了这些链接,但没有一个帮助我:
有人有想法吗?