[android-developers] Re: NullPointerException ... arrrggghhh ... newbie LOST!
does R.id.btnRetrieveDoc event exist?
On Saturday, August 25, 2012 12:45:20 PM UTC-7, KinnMirr wrote:
When I run below activity, I get an exception. I've wrapped the exception
in an AlertDialog. Here's what the dialog shows.
* null
null
null
java.lang.NullPointerException
*
Where do I even START looking for a problem?
I've commented-out everything I can think of and the exception still
happens.
ar!
I'm a newbie and I'm stumped!
Here's the Activity
AlertDialog marked with
import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class EncDocRetrieve extends Activity {
Button retrieveDoc;
//EditText DocName;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
try {
setContentView(R.layout.activity_enc_doc_retrieve);
retrieveDoc = (Button) findViewById(R.id.btnRetrieveDoc);
retrieveDoc.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
//DocName = (EditText)
findViewById(R.id.edtextDocUserName);
Intent intent = new
Intent(EncDocRetrieve.this,
DecryptKeyGet.class);
//intent.putExtra(android.content.Intent.EXTRA_TEXT, DocName
//.getText().toString());
startActivity(intent);
}
});
} catch (Exception e) {
AlertDialog.Builder dialog = new
AlertDialog.Builder(this);
dialog.setTitle(Opps Exception);
String err = e.getLocalizedMessage() + \n +
e.getCause() + \n + e.getMessage() + \n + e.toString();
dialog.setMessage(err);
dialog.setNeutralButton(Cool, null);
dialog.create().show();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_enc_doc_retrieve,
menu);
return true;
}
}
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Re: [android-developers] Re: NullPointerException ... arrrggghhh ... newbie LOST!
cross check with your xml, that you have used same names as in xml.
On Mon, Aug 27, 2012 at 2:32 PM, Jason Sesso djse...@gmail.com wrote:
does R.id.**btnRetrieveDoc event exist?
On Saturday, August 25, 2012 12:45:20 PM UTC-7, KinnMirr wrote:
When I run below activity, I get an exception. I've wrapped the exception
in an AlertDialog. Here's what the dialog shows.
* null
null
null
java.lang.NullPointerException
*
Where do I even START looking for a problem?
I've commented-out everything I can think of and the exception still
happens.
ar!
I'm a newbie and I'm stumped!
Here's the Activity
AlertDialog marked with
import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.**OnClickListener;
import android.widget.Button;
public class EncDocRetrieve extends Activity {
Button retrieveDoc;
//EditText DocName;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(**savedInstanceState);
try {
setContentView(R.layout.**activity_enc_doc_retrieve);
retrieveDoc = (Button) findViewById(R.id.**
btnRetrieveDoc);
retrieveDoc.**setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View v) {
//DocName = (EditText) findViewById(R.id.**
edtextDocUserName);
Intent intent = new
Intent(EncDocRetrieve.this,
**DecryptKeyGet.class);
//intent.putExtra(android.**content.Intent.EXTRA_TEXT,
DocName
//.getText().toString());
startActivity(intent);
}
});
} catch (Exception e) {
AlertDialog.Builder dialog = new
AlertDialog.Builder(this);
dialog.setTitle(Opps Exception);
String err = e.getLocalizedMessage() + \n +
e.getCause() + \n + e.getMessage() + \n + e.toString();
dialog.setMessage(err);
dialog.setNeutralButton(Cool**, null);
dialog.create().show();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.**menu.activity_enc_doc_**retrieve,
menu);
return true;
}
}
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Thanks Regards,
Renuka
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Re: [android-developers] Re: NullPointerException ... arrrggghhh ... newbie LOST!
Look at your logcat output... It will point you to the exact file and line
number where the exception is occurring...
Thanks,
Justin Anderson
MagouyaWare Developer
http://sites.google.com/site/magouyaware
On Mon, Aug 27, 2012 at 5:48 AM, Renuka Deshpande
renukanil.deshpa...@gmail.com wrote:
cross check with your xml, that you have used same names as in xml.
On Mon, Aug 27, 2012 at 2:32 PM, Jason Sesso djse...@gmail.com wrote:
does R.id.**btnRetrieveDoc event exist?
On Saturday, August 25, 2012 12:45:20 PM UTC-7, KinnMirr wrote:
When I run below activity, I get an exception. I've wrapped the
exception in an AlertDialog. Here's what the dialog shows.
* null
null
null
java.lang.NullPointerException
*
Where do I even START looking for a problem?
I've commented-out everything I can think of and the exception still
happens.
ar!
I'm a newbie and I'm stumped!
Here's the Activity
AlertDialog marked with
import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.**OnClickListener;
import android.widget.Button;
public class EncDocRetrieve extends Activity {
Button retrieveDoc;
//EditText DocName;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(**savedInstanceState);
try {
setContentView(R.layout.**activity_enc_doc_retrieve);
retrieveDoc = (Button) findViewById(R.id.**
btnRetrieveDoc);
retrieveDoc.**setOnClickListener(new
OnClickListener() {
@Override
public void onClick(View v) {
//DocName = (EditText) findViewById(R.id.*
*edtextDocUserName);
Intent intent = new
Intent(EncDocRetrieve.this,
**DecryptKeyGet.class);
//intent.putExtra(android.**content.Intent.EXTRA_TEXT,
DocName
//.getText().toString());
startActivity(intent);
}
});
} catch (Exception e) {
AlertDialog.Builder dialog = new
AlertDialog.Builder(this);
dialog.setTitle(Opps Exception);
String err = e.getLocalizedMessage() + \n +
e.getCause() + \n + e.getMessage() + \n + e.toString();
dialog.setMessage(err);
dialog.setNeutralButton(Cool**, null);
dialog.create().show();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.**menu.activity_enc_doc_**retrieve,
menu);
return true;
}
}
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Thanks Regards,
Renuka
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