Error

<?php

    try {
        $conn = new PDO('mysql:host=127.0.0.1;dbname=laikrodis24_funny', 'root', '');
        $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
    } catch (PDOEexception $e) {
        echo $e->getMessage();
        die();
    }

    $page = (isset($_GET['page']) ? $_GET['page'] : "1");

    $max = 5;
    $all = $numRows = $conn->query("SELECT COUNT(*) FROM picture")->fetchColumn();

    $start = ($max * $page) - $max;

    if ($all <= $max) {
        $num_page = 1;
    } else {
        if (($all % $max) == 0) {
            $num_page = $all / $max;
        } else {
            $num_page = $all / $max + 1;
        }
    }


$sth = $conn->prepare("SELECT * FROM picture WHERE category = 'chill'");
$sth->execute();

$for = $numRows = $conn->query("SELECT COUNT(*) FROM picture  WHERE category = 'chill'")->fetchColumn();

if ($for  > 0) {

    while($row = $sth->fetch())
    {
        print '<p>"'.$row['title'].'"</p><br><img src="'.$row['img'].'" width="651" height="215" id="img" /><br><h1><a href="'.$row['img'].'" download="'.$row['img'].'"/>Download Cover</a></h1> <hr>';
    }}


    echo "Page: ";
    for ($i=1; $i<=$num_page; $i++) {
        if ($i != $page) { echo "<a href=\"index.php?page=chill=$i\">$i</a>"; }
        else { echo "<b>$i</b>"; }
    };
?>