Error

My page keeps spitting out this error anyone know why?


Warning: mysql_query(): Can't connect to local MySQL server through socket '/usr/local/mysql-5.0/data/mysql.sock' (2) in /home/content/j/a/s/jasonhardwick/html/marqueemonster.com/login1.php on line 26

Warning: mysql_query(): A link to the server could not be established in /home/content/j/a/s/jasonhardwick/html/marqueemonster.com/login1.php on line 26

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in /home/content/j/a/s/jasonhardwick/html/marqueemonster.com/login1.php on line 28

Warning: Cannot modify header information - headers already sent by (output started at /home/content/j/a/s/jasonhardwick/html/marqueemonster.com/login1.php:26) in /home/content/j/a/s/jasonhardwick/html/marqueemonster.com/login1.php on line 44

Here is the php:

<? 
session_start();
if(isset($_GET['reg'])){
$reg = $_GET['reg'];
}else{
$reg = "";
}
if($reg == 1){
$msg1 = "<font color=\"#FF0000\"><b> Welcome To My Site, Please Login Below</b></font>";
}elseif($reg == 2){
$msg1="<font color=\"#FF0000\"><b> You Are Now Logged Out, See You Soon .</b></font>";
}

if(isset($_POST['submit'])){
if( empty($_POST['uname']) && (empty($_POST['upass']))){
header( "Location: Messages1.php?msg=1" ); 
exit();
}
//transfer to shorter var
$n = $_POST['uname'];
$p = $_POST['upass'];

//connect to db
include('config.php');
$query = "Select * from Users where username='$n' and password='$p' ";
$result = mysql_query($query);
	
$num = mysql_num_rows($result);
if($num>0 ){

//put in session vars

$mytime = time();
$mytime = date("H:i:s A",$mytime);
$_SESSION['time'] = $mytime;
$_SESSION['status'] = 'logged';
$_SESSION['username'] = $n;
//goto next page
header("location:index.php");
exit;
}else{
$_SESSION['status'] = 'not logged';

header( "Location:Messages1.php?msg=2" ); 
exit();

}
}
?>