相关疑难解决方法(0)

我正在努力让 Google Place API 出现在 CardView 中。

我正在查看的特定代码来自 GitHub，似乎对其他人有用，但我不明白为什么它会向我抛出错误。

这是我得到的错误：

E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.rizwanqureshi.kevstaxiscanterbury, PID: 6818
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.rizwanqureshi.kevstaxiscanterbury/com.rizwanqureshi.kevstaxiscanterbury.CustomerMapsActivity}: android.view.InflateException: Binary XML file line #50 in com.rizwanqureshi.kevstaxiscanterbury:layout/activity_customer_maps: Binary XML file line #50 in com.rizwanqureshi.kevstaxiscanterbury:layout/activity_customer_maps: Error inflating class android.fragment.app.FragmentContainerView
        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3270)
        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
        at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
        at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
        at android.os.Handler.dispatchMessage(Handler.java:107)
        at android.os.Looper.loop(Looper.java:214)
        at android.app.ActivityThread.main(ActivityThread.java:7356)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
     Caused by: android.view.InflateException: Binary XML file line #50 in com.rizwanqureshi.kevstaxiscanterbury:layout/activity_customer_maps: Binary XML …

我制作了一个应用程序,其中我在我的位置显示了带有GPS位置标记的Google地图.此地图位于第一个选项卡上,我还有另外两个选项卡,如下图所示

现在我面临一个问题,即当我从选项卡1移动到选项卡2然后再转到选项卡1时它完美地工作,但是当我移动到选项卡3然后移回选项卡1或选项卡2时,应用程序崩溃并给出以下内容例外情况LogCat:

01-27 18:35:26.190 9414-9414/com.example.accurat.faisal E/AndroidRuntime: FATAL EXCEPTION: main
  Process: com.example.accurat.faisal, PID: 9414
  android.view.InflateException: Binary XML file line #26: Binary XML file line #26: Error inflating class fragment
      at android.view.LayoutInflater.inflate(LayoutInflater.java:551)
      at android.view.LayoutInflater.inflate(LayoutInflater.java:429)
      at com.example.accurat.faisal.MyLocation.onCreateView(MyLocation.java:62)
      at android.support.v4.app.Fragment.performCreateView(Fragment.java:2184)
      at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1298)
      at android.support.v4.app.FragmentManagerImpl.moveFragmentsToInvisible(FragmentManager.java:2323)
      at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2136)
      at android.support.v4.app.FragmentManagerImpl.optimizeAndExecuteOps(FragmentManager.java:2092)
      at android.support.v4.app.FragmentManagerImpl.execSingleAction(FragmentManager.java:1969)
      at android.support.v4.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:620)
      at android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:143)
      at android.support.v4.view.ViewPager.populate(ViewPager.java:1268)
      at android.support.v4.view.ViewPager.populate(ViewPager.java:1116)
      at android.support.v4.view.ViewPager$3.run(ViewPager.java:273)
      at android.view.Choreographer$CallbackRecord.run(Choreographer.java:911)
      at android.view.Choreographer.doCallbacks(Choreographer.java:686)
      at android.view.Choreographer.doFrame(Choreographer.java:619)
      at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:897)
      at android.os.Handler.handleCallback(Handler.java:739)
      at android.os.Handler.dispatchMessage(Handler.java:95)
      at android.os.Looper.loop(Looper.java:148)
      at android.app.ActivityThread.main(ActivityThread.java:7325)
      at java.lang.reflect.Method.invoke(Native Method)
      at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
      at …

我正在尝试制作一个可滚动的选项卡但是当我在我的片段布局中设置一个视图时,应用程序开始给出错误,因为错误膨胀类为null.当没有添加视图时它正在工作但是当我在布局中添加视图时它给了我错误.我也在这里给出了类,但是它没有用.我可以解决这个问题,这是我的片段代码

<FrameLayout 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="com.example.neelay.anotherbeatbox.Fragment.Songs"
android:background="@color/colorPrimaryDark"
class = "com.example.neelay.anotherbeatbox.Fragment.Songs">

<!-- TODO: Update blank fragment layout -->
<TextView
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:text="@string/hello_blank_fragment" />
<view
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#fff"
android:layout_marginTop="150dp"/>
</FrameLayout>

片段包名称是包com.example.neelay.anotherbeatbox.Fragment; 片段名歌.我怎么能解决这个问题？错误

E/AndroidRuntime: FATAL EXCEPTION: main
              android.view.InflateException: Binary XML file line #14: Error inflating class null
                  at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
                  at android.view.LayoutInflater.rInflate(LayoutInflater.java:746)
                  at android.view.LayoutInflater.inflate(LayoutInflater.java:489)
                  at android.view.LayoutInflater.inflate(LayoutInflater.java:396)
                  at com.example.neelay.anotherbeatbox.Fragment.Songs.onCreateView(Songs.java:27)
                  at android.support.v4.app.Fragment.performCreateView(Fragment.java:2074)
                  at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1104)
                  at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1286)
                  at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:758)
                  at android.support.v4.app.FragmentManagerImpl.execSingleAction(FragmentManager.java:1632)
                  at android.support.v4.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:637)
                  at android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:143)
                  at com.antonyt.infiniteviewpager.InfinitePagerAdapter.finishUpdate(InfinitePagerAdapter.java:67)
                  at android.support.v4.view.ViewPager.populate(ViewPager.java:1237)
                  at android.support.v4.view.ViewPager.populate(ViewPager.java:1085)
                  at android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1611) …

方案如下:

我有一个活动RunTrainingWorkoutsView,它使用XML布局_run_workout.xml_,其中一些标签由CountDownTimer更新.工作良好...

现在,除了每秒通过onTick() CountDownTimer对象的回调方法更新的标签,我想在我的_run_workout.xml layout_中添加一个自定义表面视图,它将绘制一些每秒由同一onTick()方法更新的弧. .

我的run_workout.xml:

<training.timer.CounterClockView 
    android:id="@+id/counter_clock_surface"
    android:layout_width="300dp" 
    android:layout_height="240dp">
</training.timer.CounterClockView>

我的自定义View扩展了surfaceView

public class CounterClockView extends SurfaceView {

Paint paint = new Paint();
Paint paint2 = new Paint();

final RectF rect = new RectF();
final RectF rect2 = new RectF();

int counterArcAngle = 15;
//constructor
public CounterClockView(Context context, AttributeSet attributeSet) {
    super(context);

    //setting some paint properties...

    this.setBackgroundColor(Color.TRANSPARENT);

}

@Override
public void onDraw(Canvas canvas) {

    rect.set(50, 50, 150, 150);
    rect2.set(50, …

试图将(appcompat v20)中的应用程序移动到新库appcompat v21

与:appcompat-v7:20工作很好

我这样做了:

ActionBarActivity implements ActionBar.TabListener, ActionBar.OnNavigationListener

有这个:

android.view.InflateException: Binary XML file line #17: Error inflating class android.support.v7.internal.widget.ActionBarOverlayLayout

扩展类android.support.v7.internal.widget.ActionBarView时出错