i m getting forceclose error.. here is ma code...
`public class main extends Activity {
    /** Called when the activity is first created. */
	EditText username,password1;
	Button sub;
	String uname,pass;
	
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        sub.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
			username = (EditText) findViewById(R.id.uname);
			password1 = (EditText) findViewById(R.id.editText2);
			uname = username.getText().toString();
			pass = password1.getText().toString();
			
			if (uname == "Azhar")
			{
				if (pass == "azhar")
					Toast.makeText(main.this, "user is authenticated", Toast.LENGTH_SHORT);
				else
					Toast.makeText(main.this, "Password Invalid", Toast.LENGTH_SHORT);
			}
			else {
				Toast.makeText(main.this, "User or Password Invalid", Toast.LENGTH_SHORT);
			}
			}
		});
        
    }
}`
i m getting forceclose error.. here is ma code...
===

`public class main extends Activity {
    /** Called when the activity is first created. */
	EditText username,password1;
	Button sub;
	String uname,pass;
	
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        sub.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
			username = (EditText) findViewById(R.id.uname);
			password1 = (EditText) findViewById(R.id.editText2);
			uname = username.getText().toString();
			pass = password1.getText().toString();
			
			if (uname == "Azhar")
			{
				if (pass == "azhar")
					Toast.makeText(main.this, "user is authenticated", Toast.LENGTH_SHORT);
				else
					Toast.makeText(main.this, "Password Invalid", Toast.LENGTH_SHORT);
			}
			else {
				Toast.makeText(main.this, "User or Password Invalid", Toast.LENGTH_SHORT);
			}
			}
		});
        
    }
}`