问如何使用RecognitionEngine修复安卓应用程序中的API.ai错误

EN

import android.Manifest;
import android.app.Activity;
import android.content.pm.PackageManager;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.TextView;

import ai.api.AIConfiguration;
import ai.api.AIListener;
import ai.api.android.AIService;
import ai.api.model.AIError;
import ai.api.model.AIResponse;
import ai.api.model.Result;
import ai.api.ui.AIButton;

public class MainActivity extends AppCompatActivity implements AIListener{

    private AIService aiService;
    TextView t;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        AIService aiService;
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        t=findViewById(R.id.textView);
        int permission = ContextCompat.checkSelfPermission(this,
                Manifest.permission.RECORD_AUDIO);

        if (permission != PackageManager.PERMISSION_GRANTED) {

            makeRequest();
        }

        final AIConfiguration config = new AIConfiguration("CLIENT_ACCESS_TOKEN",
                AIConfiguration.SupportedLanguages.English,
                AIConfiguration.RecognitionEngine.System);
        aiService = AIService.getService(this, (ai.api.android.AIConfiguration) config);
        aiService.setListener(this);

    }