Warning: Supplied argument is not a valid MySQL-Link resource

Hejsa Eksperter

hvad betyder denne her fejl linie jeg får

Warning: Supplied argument is not a valid MySQL-Link resource in /home/administrator/www/test2/posts.php on line 47
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dette her er mit script

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html>
<head>
    <title>Untitled</title>
</head>

<body>

<?php

#$max = 0;

// Variabler til MySQL oplysninger
    $mysql_host = "localhost"; // MySQL server
    $mysql_user = "root"; // MySQL brugernavn
    $mysql_pw = ""; // MySQL Adgangskode
    $mysql_db = "adresse"; // MySQL database navn

// Variabler til indsættelse i database
    $navn = $_GET["navn"];
    $adresse = $_GET["adresse"];
    $nr = $_GET["nr"];
    $email = $_GET["email"];
    $tlf = $_GET["tlf"];
    $mobilnr = $_GET["mobilnr"];
    $icq = $_GET["icq"];
    $messenger = $_GET["messenger"];
   

// Her åbnes for MySQL databasen
    $DB = mysql_connect($mysql_host, $mysql_user, $mysql_pw)or die(mysql_error());
    mysql_select_db($mysql_db, $DB)or die(mysql_error());

// Her hentes der fra databasen
$result= mysql_query("SELECT * FROM adresse")or die(mysql_error());

print "<table border=1>\n";
while ( $a_row = mysql_fetch_row( $result ) )
{
print "<tr>\n";
foreach ( $a_row as $field )
print "\t<td>$field</td>\n";
print "</tr>\n";
}
print "</table>\n";
mysql_close( $link );    !!!! (LINIE47) !!!
?>
</body>
</html>