Posted by techjohnny@gmail.com on 06/15/07 23:27

Error:

Warning: mysql_query(): supplied argument is not a valid MySQL-Link
resource in /home/jplane/certcent/phpweb/quiz/index.php on line 20

Warning: mysql_num_rows(): supplied argument is not a valid MySQL
result resource in /home/jplane/certcent/phpweb/quiz/index.php on line
21

PHP CODE:

session_start();
require_once('inc/db_config.inc.php');
$conn = db_connect();

if (isset($HTTP_SESSION_VARS['scoreboard'])) {
echo '<p id="hornav"><a href="results.php">View Results Sheet</a></
p>';
}
?>
<h2>Welcome to the Test Zone</h2>
<h3>Please select a subject area and the number of questions you wish
to answer.</h3>
<ol id="numbered">
<?php
$sqlsu = "SELECT * FROM subjects ORDER BY ID";
line 20 $ressu = mysql_query($sqlsu, $conn);
line 21 if (mysql_num_rows($ressu)) {

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