500 Internal Server Error when calling .NET web service from android in Java

When i'm trying to invoke my web service(in.NET asmx) from Android Java ... I'm getting

this error ->  500 Internal Server Error.

              -> Response{protocol=http/1.1, code=500, message=Internal Server Error, url=http://example.in/webservice/login.asmx}

 

here is my Login Activity..

/*==========================================================================================================================*/


public class Login_page extends AppCompatActivity { 

    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.login_page);
        phoneNoET  =  (EditText) findViewById(R.id.editText);
        userNameET = (EditText) findViewById(R.id.editText1);
        passWordET = (EditText) findViewById(R.id.editText2);
        
        b = (Button) findViewById(R.id.login);
        b.setOnClickListener(new View.OnClickListener() {
         public void onClick(View v) 
         {
            login();
         }
        });

  }

 public void login() {

        Map<String, String> loginMap = new LinkedHashMap<>();
        String phonenumber, Username, Userpassword;

        phonenumber = phoneNoET.getText().toString();
        Username = userNameET.getText().toString();
        Userpassword = passWordET.getText().toString();

        loginMap.put("phonenumber", phonenumber);
        loginMap.put("Username", Username);
        loginMap.put("Userpassword", Userpassword);
        try {
            Services apiService = ApiHandler.getApiService();
            final Call<LoginModel> loginCall = apiService.Login_web(loginMap);
            loginCall.enqueue(new Callback<LoginModel>() 
            {
                @Override
                public void onResponse(Call<LoginModel> call,  Response<LoginModel> response) 
                 { 
                  if (response.isSuccessful()) 
                      {
                        LoginModel loginModel = response.body();
                        if (loginModel != null) {
                        Log.d("Login_web", "response" + loginModel);
                       }

                    }
                }
 
            });
        }catch (Exception e){
            e.printStackTrace();
        }
    }
}

/*==========================================================================================================================*/

public class ApiHandler

{
   private static final String DEV_BASE_URL = "http://example.in/webservice/";
   private static final long HTTP_TIMEOUT = TimeUnit.SECONDS.toMillis(600);
   private static Services apiService;
   private static Retrofit.Builder builder = new Retrofit.Builder().baseUrl(DEV_BASE_URL).addConverterFactory(GsonConverterFactory.create());
   private static OkHttpClient.Builder httpClient = new OkHttpClient.Builder();

public static Services getApiService()

   {
      if (apiService == null)

   {

      HttpLoggingInterceptor logging = new HttpLoggingInterceptor();
      logging.setLevel(HttpLoggingInterceptor.Level.BODY);
      httpClient.addInterceptor(logging);
      Retrofit retrofit = builder.client(httpClient.build()).build();
      apiService = retrofit.create(Services.class);
      return apiService;
   } else

   {
      return apiService;
   }
}
}

/*==========================================================================================================================*/

 

public interface Services {


    @FormUrlEncoded
    @POST("login.asmx")
    Call<LoginModel> Login_web(@FieldMap Map<String, String> map);
}


/*==========================================================================================================================*/

 
public class LoginModel implements Serializable {
    @SerializedName("Bank_ID")
    @Expose
    public String Bank_ID;
    

    public String getBank_ID() {
        return Bank_ID;
    }

    public void setBank_ID(String Bank_ID) {
        this.Bank_ID = Bank_ID;
    }
 
}

/*==========================================================================================================================*/

 

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1 Answers