hey all,
Here is output of Logcat.
i am still not able to trace out where exjactly problem is...
If i comment out button.setOnClickListener(),it displays button but i need
to perform some event on clicking button.
Does anyone having same issue??
11-28 11:16:17.568: ERROR/AndroidRuntime(289): Uncaught handler: thread main
exiting due to uncaught exception
11-28 11:16:17.608: ERROR/AndroidRuntime(289): java.lang.RuntimeException:
Unable to start activity ComponentInfo{com.helloone/com.helloone.helloone}:
java.lang.NullPointerException
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2140)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2156)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.ActivityThread.access$1800(ActivityThread.java:112)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.ActivityThread$H.handleMessage(ActivityThread.java:1580)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.os.Handler.dispatchMessage(Handler.java:88)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.os.Looper.loop(Looper.java:123)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.ActivityThread.main(ActivityThread.java:3742)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
java.lang.reflect.Method.invokeNative(Native Method)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
java.lang.reflect.Method.invoke(Method.java:515)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:739)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:497)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
dalvik.system.NativeStart.main(Native Method)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): Caused by:
java.lang.NullPointerException
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
com.helloone.helloone.onCreate(helloone.java:24)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1122)
11-28 11:16:17.608: ERROR/AndroidRuntime(289): at
android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2103)
On Thu, Nov 20, 2008 at 6:20 PM, for android <[EMAIL PROTECTED]> wrote:
> In the next activity u may be doing somthing thats throwing the xception.
>
> Go to Eclipse -Window->ShowView->LogCat..and see the log trace there.
>
>
> On Thu, Nov 20, 2008 at 6:10 PM, suchita bhardwaj <
> [EMAIL PROTECTED]> wrote:
>
>> Hey all,
>> when i start application with buttonlistener enabled and any
>> line of code written in onClick(View v),,it shows message"Application needs
>> to closed forcefully."
>>
>>
>> On Thu, Nov 20, 2008 at 12:24 PM, 心蓝 <[EMAIL PROTECTED]> wrote:
>>
>>> Usually i do like this:
>>>
>>> Intent i = new Intent();
>>> i.setClassName(getApplicationContext(), Other.class);
>>> startActivity(i);
>>> finish();
>>> 2008/11/20 suchita bhardwaj <[EMAIL PROTECTED]>
>>>
>>>> Hii,
>>>> I am just trying to switch to next activity.Infact,anything
>>>> written in onClick() is giving error on call to setOnClickListener.
>>>> Here is code:
>>>> button.setOnClickListener(new View.OnClickListener() {
>>>> public void onClick(View v) {
>>>>
>>>> Intent intent = new
>>>> Intent(Login.this, ForgetPassword.class);
>>>> startActivity(intent);
>>>> }
>>>> });
>>>>
>>>>
>>>>
>>>>
>>>> On Thu, Nov 20, 2008 at 2:59 AM, Sunit Katkar <[EMAIL PROTECTED]>wrote:
>>>>
>>>>> Can you post more code. The code you posted is standard event listener
>>>>> code for a button in android. - Sunit
>>>>>
>>>>>
>>>>> On Wed, Nov 19, 2008 at 2:37 AM, suchita bhardwaj <
>>>>> [EMAIL PROTECTED]> wrote:
>>>>>
>>>>>> Hi all,In my code
>>>>>> button.setOnClickListener(new View.OnClickListener() {
>>>>>> public void onClick(View v) {
>>>>>>
>>>>>> // Perform any action
>>>>>> on click
>>>>>> }
>>>>>> });
>>>>>> I am not able to use listener in sdk1.0.Its giving error at run
>>>>>> time.Please tell reason.Is there any change in method for implementing
>>>>>> listener.Please reply asap.
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> - Sunit Katkar
>>>>> http://sunitkatkar.blogspot.com/ - Android OS Tutorials
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Welcome to my site about GPhone:
>>>> http://51gphone.cn
>>>> I am a GFans！！欢迎你来到我的GPhone网站！！http://51gphone.cn
>>>>
>>>>
>>>>
>>
>>
>>
>
> >
>
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