相关疑难解决方法(0)

Instrumentation.execStartActivity中的Android NullPointerException

我一直得到一些用户的轰鸣声例外:

java.lang.NullPointerException
    at android.app.Instrumentation.execStartActivity(Instrumentation.java:1414)
    at android.app.Activity.startActivityForResult(Activity.java:2880)
    at android.support.v4.app.FragmentActivity.startActivityForResult(FragmentActivity.java:817)
    at android.app.Activity.startActivity(Activity.java:2986)
    at com.google.android.gms.internal.bb$5.onClick(Unknown Source)
    at android.view.View.performClick(View.java:2535)
    at android.view.View$PerformClick.run(View.java:9130)
    at android.os.Handler.handleCallback(Handler.java:618)
    at android.os.Handler.dispatchMessage(Handler.java:123)
    at android.os.Looper.loop(SourceFile:351)
    at android.app.ActivityThread.main(ActivityThread.java:3826)
    at java.lang.reflect.Method.invokeNative(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:538)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:969)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:727)
    at dalvik.system.NativeStart.main(Native Method)
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我在这里发现了一个类似的问题,但自4月以来它没有得到解决.我所知道的是它是在三星Galaxy Y(GT-S5360)上复制的,而我正在使用Google Maps Android API v2.

你知道我怎么能解决这个问题?

instrumentation android nullpointerexception

24
推荐指数
1
解决办法
4155
查看次数

Android启动画面

我的包资源管理器

这就是我在我的软件包资源管理器中的内容,所以让我们从顶部开始,然后解决我认为它所在的问题.

MainActivity.java -

 package com.drg.idoser;

 import android.os.Bundle;
 import android.app.Activity;
 import android.view.Menu;

 public class MainActivity extends Activity {

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

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

}
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现在SplashActivity.java

package com.drg.idoser;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.Window;
import android.view.WindowManager;

public class SplashActivity extends Activity {

 private static String TAG = SplashActivity.class.getName(); …
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java xml android splash-screen android-layout

14
推荐指数
1
解决办法
3万
查看次数

当我编写thread.stop()时,这个日志是什么?

10-18 10:26:39.382: ERROR/global(13919): Deprecated Thread methods are not supported.
10-18 10:26:39.382: ERROR/global(13919): java.lang.UnsupportedOperationException
10-18 10:26:39.382: ERROR/global(13919):     at java.lang.VMThread.stop(VMThread.java:85)
10-18 10:26:39.382: ERROR/global(13919):     at java.lang.Thread.stop(Thread.java:1379)
10-18 10:26:39.382: ERROR/global(13919):     at java.lang.Thread.stop(Thread.java:1344)
10-18 10:26:39.382: ERROR/global(13919):     at spexco.hus.camera.Camera.cancel(Camera.java:273)
10-18 10:26:39.382: ERROR/global(13919):     at spexco.hus.cepvizyon.ViewCam.onStop(ViewCam.java:83)
10-18 10:26:39.382: ERROR/global(13919):     at android.app.Instrumentation.callActivityOnStop(Instrumentation.java:1169)
10-18 10:26:39.382: ERROR/global(13919):     at android.app.Activity.performStop(Activity.java:3797)
10-18 10:26:39.382: ERROR/global(13919):     at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:3416)
10-18 10:26:39.382: ERROR/global(13919):     at android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:3487)
10-18 10:26:39.382: ERROR/global(13919):     at android.app.ActivityThread.access$2800(ActivityThread.java:119)
10-18 10:26:39.382: ERROR/global(13919):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1896)
10-18 10:26:39.382: ERROR/global(13919):     at android.os.Handler.dispatchMessage(Handler.java:99)
10-18 10:26:39.382: ERROR/global(13919):     at android.os.Looper.loop(Looper.java:123)
10-18 10:26:39.382: …
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multithreading android

1
推荐指数
1
解决办法
4547
查看次数