Android的工作室 - "不幸的是“APPNAME”已停止工作" [英] Android Studio - " Unfortunately 'appname' has stopped working "

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问题描述

我被跟随的教程。我遇到的几个错误,但已经克服了这些,除了应用程序崩溃的错误。我不知道为什么是同时使用API​​ 21和API的SDK 22,以及在此AVD尝试happening.I。我在实际设备尝试too.I假设误差应符合java文件,但不知道在哪个文件,地点和原因。我这样做对我的大学submission.Please帮我这个问题。

我MainActivity.java:

 包com.aa.bb.cc;进口android.os.Bundle;
进口android.support.v7.app.ActionBarActivity;
进口android.support.v7.widget.Toolbar;
进口android.view.Menu;
进口android.view.MenuItem;公共类MainActivity扩展ActionBarActivity {    私人工具栏mToolbar;    @覆盖
    保护无效的onCreate(捆绑savedInstanceState){
        super.onCreate(savedInstanceState);
        的setContentView(R.layout.activity_main);        mToolbar =(工具栏)findViewById(R.id.toolbar);        setSupportActionBar(mToolbar);
        getSupportActionBar()setDisplayShowHomeEnabled(真)。
    }    @覆盖
    公共布尔onCreateOptionsMenu(菜单菜单){
        //充气菜单;如果是present这增加了项目操作栏。
        。getMenuInflater()膨胀(R.menu.menu_main,菜单);
        返回true;
    }    @覆盖
    公共布尔onOptionsItemSelected(菜单项项){
        //处理动作栏项目点击这里。操作栏会
        //自动处理上点击主页/向上按钮,只要
        //你在AndroidManifest.xml中指定一个父活动。
        INT ID = item.getItemId();        // noinspection SimplifiableIfStatement
        如果(ID == R.id.action_settings){
            返回true;
        }
        返回super.onOptionsItemSelected(项目);
    }
}

我activity_main.xml中:

 <的RelativeLayout的xmlns:机器人=htt​​p://schemas.android.com/apk/res/android
的xmlns:工具=htt​​p://schemas.android.com/tool​​s
机器人:layout_width =match_parent
机器人:layout_height =match_parent
工具:上下文=MainActivity。><的LinearLayout
    机器人:layout_width =FILL_PARENT
    机器人:layout_height =WRAP_CONTENT
    机器人:layout_alignParentTop =真
    机器人:方向=垂直>    <包括
        机器人:ID =@ + ID /工具栏
        布局=@布局/工具栏/>
< / LinearLayout中>

我toolbar.xml:

 <?XML版本=1.0编码=UTF-8&GT?;
< android.widget.Toolbar的xmlns:机器人=htt​​p://schemas.android.com/apk/res/android
    XMLNS:地方=htt​​p://schemas.android.com/apk/res-auto
    机器人:ID =@ + ID /工具栏
    机器人:layout_width =match_parent
    机器人:layout_height =WRAP_CONTENT
    安卓了minHeight =?ATTR / actionBarSize
    机器人:ATTR / colorPrimary背景=
    本地:主题=@风格/ ThemeOverlay.AppCompat.Dark.ActionBar
    本地:popupTheme =@风格/ ThemeOverlay.AppCompat.Light/>

我的styles.xml:

 <资源><! -  Base应用程序的主题。 - >
<样式名称=MyMaterialTheme父=MyMaterialTheme.Base>< /风格><样式名称=MyMaterialTheme.Base父=Base.Theme.AppCompat.Light.DarkActionBar>
    <项目名称=机器人:windowNoTitle>真< /项目>
    <项目名称=windowActionBar>假LT; /项目>
    <项目名称=colorPrimary> @彩色/ colorPrimary< /项目>
    <项目名称=colorPrimaryDark> @彩色/ colorPrimaryDark< /项目>
    <项目名称=colorAccent> @彩色/ colorAccent< /项目>
   < /风格>
< /资源>

LogCat中:

  ---------崩溃的开始
11月6日至3日:24:46.739 2065年至二〇六五年/ com.ij.indrajith.firstmaterialdesignapp E / AndroidRuntime:致命异常:主要
    工艺:com.ij.indrajith.firstmaterialdesignapp,PID:2065
    了java.lang.RuntimeException:无法启动活动ComponentInfo{com.ij.indrajith.firstmaterialdesignapp/com.ij.indrajith.firstmaterialdesignapp.MainActivity}: java.lang.IllegalArgumentException异常:应用程序兼容性不支持当前的主题功能
            在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
            在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
            在android.app.ActivityThread.access $ 800(ActivityThread.java:144)
            在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1278)
            在android.os.Handler.dispatchMessage(Handler.java:102)
            在android.os.Looper.loop(Looper.java:135)
            在android.app.ActivityThread.main(ActivityThread.java:5221)
            在java.lang.reflect.Method.invoke(本机方法)
            在java.lang.reflect.Method.invoke(Method.java:372)
            在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:899)
            在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
     java.lang.IllegalArgumentException异常:引起程序兼容性不支持当前的主题功能
            在android.support.v7.app.AppCompatDelegateImplV7.ensureSubDecor(AppCompatDelegateImplV7.java:360)
            在android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:246)
            在android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:106)
            在com.ij.indrajith.firstmaterialdesignapp.MainActivity.onCreate(MainActivity.java:16)
            在android.app.Activity.performCreate(Activity.java:5937)
            在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
            在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
在android.app.ActivityThread.access $ 800(ActivityThread.java:144)
在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1278)
在android.os.Handler.dispatchMessage(Handler.java:102)
在android.os.Looper.loop(Looper.java:135)
在android.app.ActivityThread.main(ActivityThread.java:5221)
在java.lang.reflect.Method.invoke(本机方法)
在java.lang.reflect.Method.invoke(Method.java:372)
在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:899)
在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)

通过观察logcat中,我试图改变父主题到许多其他主题,但没有用的。

更新:
我做了一些变化的主题,现在的错误跳转到:

 了java.lang.RuntimeException:无法启动活动ComponentInfo{com.ij.indrajith.firstmaterialdesignapp/com.ij.indrajith.firstmaterialdesignapp.MainActivity}: java.lang.ClassCastException:android.widget.Toolbar不能转换为android.support.v7.widget.Toolbar


解决方案

在你的布局使用的是:

  android.widget.Toolbar

在您的活动您使用的是:

  android.support.v7.widget.Toolbar

在更改您的布局:

 < android.support.v7.widget.Toolbar
  ... />

I am making my first material design based app by following a tutorial . I encountered several errors but have overcome those except the app crashing error. I have no idea why is this happening.I tried using both API 21 and API 22 SDKs as well as the AVD. I tried in real device too.I suppose the error should be with the java file but have no idea in which file, where and why. I am doing this for my college submission.Please Help me with this.

My MainActivity.java :

package com.aa.bb.cc;

import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;

public class MainActivity extends ActionBarActivity {

    private Toolbar mToolbar;

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

        mToolbar = (Toolbar) findViewById(R.id.toolbar);

        setSupportActionBar(mToolbar);
        getSupportActionBar().setDisplayShowHomeEnabled(true);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }
        return super.onOptionsItemSelected(item);
    }
}

My Activity_Main.xml :

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">

<LinearLayout
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:layout_alignParentTop="true"
    android:orientation="vertical">

    <include
        android:id="@+id/toolbar"
        layout="@layout/toolbar" />
</LinearLayout>

My toolbar.xml:

 <?xml version="1.0" encoding="utf-8"?>
<android.widget.Toolbar xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:local="http://schemas.android.com/apk/res-auto"
    android:id="@+id/toolbar"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:minHeight="?attr/actionBarSize"
    android:background="?attr/colorPrimary"
    local:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
    local:popupTheme="@style/ThemeOverlay.AppCompat.Light" />

My styles.xml:

<resources>

<!-- Base application theme. -->
<style name="MyMaterialTheme" parent="MyMaterialTheme.Base">

</style>

<style name="MyMaterialTheme.Base" parent="Base.Theme.AppCompat.Light.DarkActionBar">


    <item name="android:windowNoTitle">true</item>
    <item name="windowActionBar">false</item>
    <item name="colorPrimary">@color/colorPrimary</item>
    <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
    <item name="colorAccent">@color/colorAccent</item>


   </style>
</resources>

LogCat :

    --------- beginning of crash
06-03 11:24:46.739    2065-2065/com.ij.indrajith.firstmaterialdesignapp E/AndroidRuntime﹕ FATAL EXCEPTION: main
    Process: com.ij.indrajith.firstmaterialdesignapp, PID: 2065
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ij.indrajith.firstmaterialdesignapp/com.ij.indrajith.firstmaterialdesignapp.MainActivity}: java.lang.IllegalArgumentException: AppCompat does not support the current theme features
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
            at android.app.ActivityThread.access$800(ActivityThread.java:144)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
            at android.os.Handler.dispatchMessage(Handler.java:102)
            at android.os.Looper.loop(Looper.java:135)
            at android.app.ActivityThread.main(ActivityThread.java:5221)
            at java.lang.reflect.Method.invoke(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:372)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
     Caused by: java.lang.IllegalArgumentException: AppCompat does not support the current theme features
            at android.support.v7.app.AppCompatDelegateImplV7.ensureSubDecor(AppCompatDelegateImplV7.java:360)
            at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:246)
            at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:106)
            at com.ij.indrajith.firstmaterialdesignapp.MainActivity.onCreate(MainActivity.java:16)
            at android.app.Activity.performCreate(Activity.java:5937)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
            at android.app.ActivityThread.access$800(ActivityThread.java:144)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
            at android.os.Handler.dispatchMessage(Handler.java:102)
            at android.os.Looper.loop(Looper.java:135)
            at android.app.ActivityThread.main(ActivityThread.java:5221)
            at java.lang.reflect.Method.invoke(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:372)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)

By seeing the logcat, i tried changing the parent theme to many other themes but of no use.

Update: I did some changes with the theme and now the error jumps to :

 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ij.indrajith.firstmaterialdesignapp/com.ij.indrajith.firstmaterialdesignapp.MainActivity}: java.lang.ClassCastException: android.widget.Toolbar cannot be cast to android.support.v7.widget.Toolbar

解决方案

In your layout you are using:

android.widget.Toolbar

In your Activity you are using:

android.support.v7.widget.Toolbar

Change your layout in:

<android.support.v7.widget.Toolbar 
  .... />

这篇关于Android的工作室 - &QUOT;不幸的是“APPNAME”已停止工作&QUOT;的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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