Since you have a NullPointerException, that means you are trying to
acess a varible that isn't initulized yet, and there is only one
variable you are activly acessing on that line: hello.

What does you onCreate method look like?

-Kitzy

On Mar 1, 9:37 pm, wahib haq <[email protected]> wrote:
> hey kitzy ! Thanks for ur response. Line 62 is
> hello.parametrosHttp("http://10.3.12.165/android/test1.php";, vars);
>
> this is where i am calling the class function parametrosHttp() from my
> activity.java file. I guess this is where the exception is occuring. I
> have created the instance of the class as a public data member. does
> it has to do something with constructor of class i am integrating or
> is it some coding problem.
>
> I havent included the constructor in the new class as i was not clear
> how to initialize its data members which are ...
>         private CookieStore cookies;
>         private boolean isAuthenticated;
>     private ArrayList<BasicNameValuePair> pairs;
>     private DefaultHttpClient httpclient;
>     private HttpPost httppost;
>     private InputStream conteudo;
>     private String retornoConexao;
>
> so plz guide me ... !!
>
> On 2/28/10, Kitzy <[email protected]> wrote:
>
>
>
> >> E/AndroidRuntime(  682): Caused by: java.lang.NullPointerException
> >> E/AndroidRuntime(  682):        at
> >> com.example.httprequest.httppostexample.onCreate(httppostexample.java:
> >> 62)
>
> > What is happening at/around this line in your file?
>
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> --
> Wahib-ul-haq
>
> 3rd year Communications Engineering Student,
> NUST, Pakistan.
> Microsoft Student Partner
> follow me on twitter @wahibhaq

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