Undefined index: error stack line 54 - ERROR

if ($userInfo['status'] == 0)

if (!($user -> LoggedIn()))
{
	if (isset($_POST['loginBtn']))
	{
		$username = $_POST['username'];
		$password = $_POST['password'];
		$errors = array();
		if (!ctype_alnum($username) || strlen($username) < 4 || strlen($username) > 15)
		{
			$errors[] = ' Användarnamn måste vara alfanumeriska och 4-15 tecken.';
		}
		
		if (empty($username) || empty($password))
		{
			$errors[] = ' Var god fyll i alla fält.';
		}
		
		if (empty($errors))
		{
			$SQLCheckLogin = $odb -> prepare("SELECT COUNT(*) FROM `users` WHERE `username` = :username AND `password` = :password");
			$SQLCheckLogin -> execute(array(':username' => $username, ':password' => SHA1($password)));
			$countLogin = $SQLCheckLogin -> fetchColumn(0);
			if ($countLogin == 1)
			{
				$SQLGetInfo = $odb -> prepare("SELECT `username`, `ID` FROM `users` WHERE `username` = :username AND `password` = :password");
				$SQLGetInfo -> execute(array(':username' => $username, ':password' => SHA1($password)));
				$userInfo = $SQLGetInfo -> fetch(PDO::FETCH_ASSOC);
				if ($userInfo['status'] == 0)

if (!($user -> LoggedIn()))
{
	if (isset($_POST['loginBtn']))
	{
		$username = $_POST['username'];
		$password = $_POST['password'];
		$errors = array();
		if (!ctype_alnum($username) || strlen($username) < 4 || strlen($username) > 15)
		{
			$errors[] = ' Användarnamn måste vara alfanumeriska och 4-15 tecken.';
		}
		
		if (empty($username) || empty($password))
		{
			$errors[] = ' Var god fyll i alla fält.';
		}
		
		if (empty($errors))
		{
			$SQLCheckLogin = $odb -> prepare("SELECT COUNT(*) FROM `users` WHERE `username` = :username AND `password` = :password");
			$SQLCheckLogin -> execute(array(':username' => $username, ':password' => SHA1($password)));
			$countLogin = $SQLCheckLogin -> fetchColumn(0);
			if ($countLogin == 1)
			{
				$SQLGetInfo = $odb -> prepare("SELECT `username`, `ID` FROM `users` WHERE `username` = :username AND `password` = :password");
				$SQLGetInfo -> execute(array(':username' => $username, ':password' => SHA1($password)));
				$userInfo = $SQLGetInfo -> fetch(PDO::FETCH_ASSOC);
				if ($userInfo['status'] == 0)
				{
					$_SESSION['username'] = $userInfo['username'];
					$_SESSION['ID'] = $userInfo['ID'];
					echo '<div class="nNote nSuccess hideit"><p>Godkänd! Vänta 5 sekunder...</div><meta http-equiv="refresh" content="5;url=main.php">';
				}
				else
				{
					echo '<div class="nNote nFailure hideit"><p>Du har blivit avstängd.</p></div>';
				}
			}
			else
			{
				echo '<br /><br /><div class="nNote nFailure hideit"><p>Inloggningen misslyckades...</p></div>';
			}
		}
		else
		{
			echo '<div class="nNote nFailure hideit"><br />';
			foreach($errors as $error)
			{
				echo '-'.$error.'<br />';
			}
			echo '</div>';
		}
	}
}
else
{
	header('location: index.php');
}
?>