android findviewbyid returns null oncreate

Activity findViewById() searches the activity's view hierarchy set wit...

Activity findViewById() searches the activity's view hierarchy set with setContentView() for the given view id. The view you appear to be looking.

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First, you can reference the Activity from a Fragment (after it's been...

First, you can reference the Activity from a Fragment (after it's been attached) by calling getActivity(). That should be enough to launch the intent.

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The following call in onCreate() was returning null. TextView footerView = ...

The following call in onCreate() was returning null. TextView footerView = (TextView) dwn.220.v.uaewById(dwn.220.v.ua);. Changing this.

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Your dwn.220.v.uate(savedInstanceState); position is causing problem. Repla...

Your dwn.220.v.uate(savedInstanceState); position is causing problem. Replace your dwn.220.v.ua with this public class Help extends Activity.

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CustomCanvasView android:layout_width="wrap_content" android:layo...

CustomCanvasView android:layout_width="wrap_content" android:layout_height="wrap_content" />. Then your onCreate is.

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findViewById() returns a View if it exists in the layout you provided in . ...

findViewById() returns a View if it exists in the layout you provided in . the id attribute from the XML that was processed in onCreate(Bundle).

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To avoid the crash due to the NPE you can test the returned value to be dif...

To avoid the crash due to the NPE you can test the returned value to be different by null before passing it: MenuItem menuItem = (MenuItem).

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public class MainActivity extends ActionBarActivity { @Override protected v...

public class MainActivity extends ActionBarActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.

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plusminus. Thank you for your willingness to help the Android community! .....

plusminus. Thank you for your willingness to help the Android community! .. Hello Anil,. Anil wrote: I also tried moving it to onCreate(). still null.

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Hi In my activity, I have some listViews (with multiple choice option) with...

Hi In my activity, I have some listViews (with multiple choice option) with custom adapter. in my button_click event this sample code works.

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public void onCreate(Bundle savedInstanceState) { super. And i change it an...

public void onCreate(Bundle savedInstanceState) { super. And i change it and its work, no more returning a null value. The code for my.

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findViewById is returnning NULL which crashes the app. I spent lots @Overri...

findViewById is returnning NULL which crashes the app. I spent lots @Override protected void onCreate(Bundle savedInstanceState) { super.

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Hi there, I'm new to Android development and encounter a small problem...

Hi there, I'm new to Android development and encounter a small problem. I try to retrieve a MapView object in the onCreate method but.

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One thing that often confuses developers new to the Android platform is cal...

One thing that often confuses developers new to the Android platform is called the findViewById(int resId) method will return null for any view references in layoutResId) method call at the very top of the onCreate() method.

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Basically, the cause is that a textview is null because findViewById return...

Basically, the cause is that a textview is null because findViewById returns setting a content view (first line in the oncreate) and making the xml right. A stupid random android bug? or could I be doing something wrong?

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