Yeni sürüm Php

 
  Notice: A session had already been started - ignoring session_start() in D:\xampp\htdocs\xxx\includes\functions.php on line 2 
   
  Notice: Undefined index: rhxtr in D:\xampp\htdocs\xxx\includes\functions.php on line 6 
   
  Notice: Undefined property: stdClass::$kxtt in D:\xampp\htdocs\xxx\includes\functions.php on line 9 
   
  2) session_start(); 
  3) include_once "db_connect.php"; 
   
  5) $username=$_SESSION['username']; 
  6) $rhxtr=$_SESSION['rhrankk']; 
  7) $query=mysql_query("SELECT * FROM users WHERE username='$username' LIMIT 1"); 
  8) $info = mysql_fetch_object($query); 
  9) $querypp=mysql_query("SELECT * FROM users WHERE username='$info->kxtt'"); 
   
  

 
  Notice: Trying to get property of non-object in D:\xampp\htdocs\xxx\includes\functions.php on line 40 
  Notice: Trying to get property of non-object in D:\xampp\htdocs\xxx\includes\functions.php on line 60 
  Notice: Trying to get property of non-object in D:\xampp\htdocs\xxx\includes\functions.php on line 64 
   
   
  $fetch=mysql_query("SECLET * FROM users WHERE username='$username'"); 
  Line 40: $query_bf1=mysql_query("SELECT * FROM bf WHERE location='$fetch->location' AND producing='Yes'"); 
  Line 60: $minus=$user->teper - $b->hcost; 
  Line 64:  if ($user->teper< $b->hcost && $b->producing == "Yes" && $up->kalex< time())  
  

<?php error_reporting(0); ?>