ผมเขียน Android Add Insert Save data to Server Database (Web Server) insert ERROR

<?php

	$objConnect = mysql_connect("localhost","root","1234");
	$objDB = mysql_select_db("androidphoto");
	
	$strnamephoto = $_POST["snamephoto"];
	
	$strSQL = "SELECT * FROM photo WHERE namephoto = '".$strnamephoto."' ";
	$objQuery = mysql_query($strSQL);
	$objResult = mysql_fetch_array($objQuery);
	
	if($objResult) {
		$arr['StatusID'] = "0";
		$arr['Error'] = "Namephoto Exists!";
		echo json_encode($arr);
		exit();	
	}
	
	$strSQL = "INSERT INTO member (namephoto) VALUES ('".$strnamephoto."')";
	
	$objQuery = mysql_query($strSQL);

	if(!$objQuery) {
		$arr['StatusID'] = "0";
		$arr['Error'] = "Cannot save data!";   
	}else {
		$arr['StatusID'] = "1";
		$arr['Error'] = "";
	}
	
	 

	mysql_close($objConnect);
	echo json_encode($arr);


?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".InsertTextPhotoActivity" >
    <EditText
	android:id="@+id/txtNamephoto"
	android:layout_width="wrap_content"
	android:layout_height="wrap_content"
	android:ems="15" >
	</EditText>

	<Button
	    android:id="@+id/btnSave"
	    android:layout_width="match_parent"
	    android:layout_height="wrap_content"
	    android:layout_alignLeft="@+id/txtNamephoto"
	    android:layout_below="@+id/txtNamephoto"
	    android:text="Save" />
    
</RelativeLayout>

package com.example.durable;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.StatusLine;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONException;
import org.json.JSONObject;

import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.app.AlertDialog;
import android.os.Build;
import android.os.Bundle;
import android.os.StrictMode;
import android.support.v4.app.NavUtils;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

@SuppressLint("NewApi")
public class InsertTextPhotoActivity extends Activity {
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_insert_text_photo);
		// Show the Up button in the action bar.
		setupActionBar();
		
		if (android.os.Build.VERSION.SDK_INT > 9) {
			StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
			StrictMode.setThreadPolicy(policy);
		}
		
		final Button btnSave = (Button) findViewById(R.id.btnSave);
		btnSave.setOnClickListener(new View.OnClickListener() {
			public void onClick(View v) {
				if(SaveData()){
					
				}
			}  
		});	 
		
	}
	public boolean SaveData(){
		final EditText txtNamephoto = (EditText)findViewById(R.id.txtNamephoto);
		
			final AlertDialog.Builder ad = new AlertDialog.Builder(this);
			ad.setTitle("Error! ");
			ad.setIcon(android.R.drawable.btn_star_big_on);
			ad.setPositiveButton("Close", null);
			
				if(txtNamephoto.getText().length() == 0) {
					ad.setMessage("Please input [Namephoto] ");
					ad.show();
					txtNamephoto.requestFocus();
					return false;
			
				}
				
				//http://127.1.0.1/androidphoto/saveADDData.php
				String url = "//http://192.168.1.7/androidphoto/saveADDData.php";
				
				List<NameValuePair> params = new ArrayList<NameValuePair>();
				params.add(new BasicNameValuePair("snamephoto", txtNamephoto.getText().toString()));
				
				String resultServer  = getHttpPost(url,params);
				
				String strStatusID = "0";
				String strError = "Unknow Status!";
				
				JSONObject c;
				try {
					
					c = new JSONObject(resultServer);
					strStatusID = c.getString("StatusID");
					strError = c.getString("Error");
				} catch (JSONException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();	
				}

	
				if(strStatusID.equals("0")) {
					ad.setMessage(strError);
					ad.show();
				} else {
					Toast.makeText(InsertTextPhotoActivity.this, "Save Data Successfully", Toast.LENGTH_SHORT).show();
					txtNamephoto.setText("");	
				}
				return true;
				
	}
	
	
	public String getHttpPost(String url,List<NameValuePair> params){
		
		StringBuilder str = new StringBuilder();
		HttpClient client = new DefaultHttpClient();
		HttpPost httpPost = new HttpPost(url);
		
		try {
			httpPost.setEntity(new UrlEncodedFormEntity(params));
			HttpResponse response = client.execute(httpPost);
			StatusLine statusLine = response.getStatusLine();
			int statusCode = statusLine.getStatusCode();
			if (statusCode == 200) {// Status OK
				HttpEntity entity = response.getEntity();
				InputStream content = entity.getContent();
				BufferedReader reader = new BufferedReader(new InputStreamReader(content));
				String line;
				while ((line = reader.readLine()) != null) {
					str.append(line);
				}
			} else {
				Log.e("Log", "Failed to download result..");
			}
				
			
			
		}	catch (ClientProtocolException e) {
			e.printStackTrace();
		}	catch (IOException e) {
			e.printStackTrace();
		}
		return str.toString();
	}

	/**
	 * Set up the {@link android.app.ActionBar}, if the API is available.
	 */
	@TargetApi(Build.VERSION_CODES.HONEYCOMB)
	private void setupActionBar() {
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
			getActionBar().setDisplayHomeAsUpEnabled(true);
		}
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.insert_text_photo, menu);
		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		switch (item.getItemId()) {
		case android.R.id.home:
			// This ID represents the Home or Up button. In the case of this
			// activity, the Up button is shown. Use NavUtils to allow users
			// to navigate up one level in the application structure. For
			// more details, see the Navigation pattern on Android Design:
			//
			// http://developer.android.com/design/patterns/navigation.html#up-vs-back
			//
			NavUtils.navigateUpFromSameTask(this);
			return true;
		}
		return super.onOptionsItemSelected(item);
	}

}