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Java 充气异常小部件recycleview_Java_Android_Xml - Fatal编程技术网

Java 充气异常小部件recycleview

Java 充气异常小部件recycleview,java,android,xml,Java,Android,Xml,在下面的行中抛出一个错误 setContentView(R.layout.activity_main); android.view.InflateException:二进制XML文件行#9:膨胀类android.support.v7.app.widget.RecycleView时出错 我错过了什么 代码 MainActivity.java package com.example.xxx.yyyy; import android.database.sqlite.SQLiteException;

在下面的行中抛出一个错误

setContentView(R.layout.activity_main);
android.view.InflateException:二进制XML文件行#9:膨胀类android.support.v7.app.widget.RecycleView时出错

我错过了什么

代码

MainActivity.java

package com.example.xxx.yyyy;

import android.database.sqlite.SQLiteException;
//import android.support.v7.app.AlertController;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;

import java.io.IOException;
import java.sql.SQLException;
import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {

private final static String TAG = "MainActivity";
DBHandler dbHandler = null;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
}
activity_main.xml

<?xml version="1.0" encoding="utf-8"?>



xml中的错误。RecycleView而不是RecycleView(缺少Recycler末尾的r字母)

xml中的错误。RecycleView而不是RecycleView(缺少Recycler末尾的r字母)

<android.support.v7.app.widget.RecycleView
    android:id="@+id/esp_menu"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

</android.support.v7.app.widget.RecycleView>

<TextView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="Hello World!"
    app:layout_constraintBottom_toBottomOf="parent"
    app:layout_constraintLeft_toLeftOf="parent"
    app:layout_constraintRight_toRightOf="parent"
    app:layout_constraintTop_toTopOf="parent" />