Urgent Problem!! please help

[amplec]

My site is showing: Warning: shell_exec() has been disabled for security reasons in /home/kamal/public_html/lib/lib_functions.php on line 12
1046: No database selected

My database details:
DEFINE('DB_DETAILS', true);
DEFINE('DB_HOST', "localhost");
DEFINE('DB_USER', "kamal_admin");
DEFINE('DB_PASS', "*****");
DEFINE('DB_NAME', "kamal_kamal");


The functions.php is as bellows. Can anyone please fix this.

<?

/*
GEN2 PTC SCRIPT, A copyrighted trademark of PTCPay.com 2007-2008. DISTRIBUTED UNDER GNU GENERAL PUBLIC LICENSE.

 "Gen2PTC", "PTCPay" are a copyrighted service of PTCPay.com. All other respective trademarks remain a respectable licensed product of it's original creator.

 This file is a partial script from the Gen2PTC webscript which is open source and distributed through GNU PUBLIC LICENSE; This software remains copyrighted and any sign of unauthorised abuse will result in PTCPay taking action.

http://www.ptcpay.com/
*/

  session_start ();

  if (!$stop_eval)
  {

    global $c;
    if(is_dir('install/'))
    {
    header("Location: install/");
    }

    

    if(defined('DB_DETAILS') && $c && !$error_log) {

    if(!$_SESSION['setting'])
    {
$setq = mysql_query("SELECT * FROM settings");
// false is returned if something goes wront, not a result resource
if (!$setq) {
    echo mysql_errno() . ': ' . mysql_error();
    exit;
}

while($r=mysql_fetch_array($setq))
    {
    $set[$r[set_name]] = $r['set_value'];
    $_SESSION['setting'][$r[set_name]] = $r['set_value'];
    }
    } else {
    $set = $_SESSION['setting'];
    }

    if(!is_array($set))
    {
     die("An error occured while trying to process the settings, Please re-

    access the site later or consult the administrator.");
    }


    DEFINE('GEN2_PROCESS', true);

    if($set['theme_active'])
    {
    DEFINE('THDIR', 'themes/'.$set['theme_active'].'/');
    DEFINE('HEADER', 'themes/'.$set['theme_active'].'/t.php');
    DEFINE('FOOTER', 'themes/'.$set['theme_active'].'/f.php');
    } else {
    DEFINE('THDIR', 'themes/default/');
    DEFINE('HEADER', 'themes/default/t.php');
    DEFINE('FOOTER', 'themes/default/f.php');
    }

    $signin_username = $_SESSION['account_username'];
    $signin_password = $_SESSION['account_password'];
    $signin_token = $_SESSION['account_token'];

    $admin_username = $_SESSION['admin_username'];
    $admin_password = $_SESSION['admin_password'];
    $admin_token = $_SESSION['admin_token'];


    if($admin_username && $admin_password && $admin_token == 

    session_id())
    {
    $admin_loggedin = 1;
    $aq = mysql_query("SELECT * FROM admins WHERE 

    aUsername='{$admin_username}' AND aPassword='{$admin_password}' 

    LIMIT 1;");
    $ar = mysql_fetch_array($aq);
    }

    if($signin_username && $signin_password && $signin_token == 

    session_id())
    {
    $loggedin = 1;
    if($_SESSION['me'])
    {
    $ir=$_SESSION['me'];
    } else {
    $iqcn = mysql_query("SELECT COUNT(*) AS cnt FROM users WHERE 

    username='{$signin_username}' AND password='{$signin_password}' 

    AND suspended='0' LIMIT 1;");
    $iqcn = mysql_fetch_array($iqcn);
    $iqcn = $iqcn['cnt'];
    if(!$iqcn) { $do->logout(); } else {
    $iq = mysql_query("SELECT * FROM users WHERE 

    username='{$signin_username}' AND password='{$signin_password}' 

    AND suspended='0' LIMIT 1;");
    $ir = mysql_fetch_array($iq);
    $_SESSION['me'] = $ir;
    }
    }
    }

    } else {
    die("The configuration did not recieve appropriate variables to accept 

    your request.");
    }

    if ($set['next_clearup'] < time ())
    {
      $next_clearup = time () + 60 * 60 * 24;
      mysql_query ('' . 'UPDATE settings SET set_value=\'' . $next_clearup . '\' WHERE set_name=\'next_clearup\' LIMIT 1;');
      mysql_query ('UPDATE users SET ads_clicked=\'\' WHERE ads_clicked!=\'\'');
    }
  }

?>

[Zubair]

exec() and shell_exec() function are disabled on free servers for security reasons.

This will not work on free account. To use this upgrade to paid hosting.

[xgreenberetx]

Make sure the table settings exist in the database you connected to.

[slacker3]

this is just an warning

Warning: shell_exec() has been disabled for security reasons in /home/kamal/public_html/lib/lib_functions.php on line 12

is this your error?

1046: No database selected

Also, you shouldn't give away too much of your login details..