Evet Arkadaşlar Bir Scriptimde Kullandığım login scriptimle ilgili cpanelin php 8.0 altı versiyonları kaldırmasından sonra aldığım hatalar var...
bilgim biraz kısıtlı kolay çözülebilecek bişeymi bi bakarmısınız ?

aldığım hatalar ve ilgili yerdeki kodlar

Notice: Undefined variable: _SESSION in /home/katalog/public_html/header.php on line 311
Notice: Trying to access array offset on value of type null in /home/katalog/public_html/header.php on line 311

<?php if(userValue($_SESSION['uid'], "avatar") == "") { ?>

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Notice: Undefined variable: _SESSION in /home/katalog/public_html/header.php on line 343
Notice: Trying to access array offset on value of type null in /home/katalog/public_html/header.php on line 343

<?php if(userValue($_SESSION['uid'], "adsoyad") == "") { ?>

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Notice: Trying to access array offset on value of type null in /home/katalog/public_html/login/includes/api.php on line 252

// Function to check if a user has one of the specified levels
function is_allowedLevel($levels) {
    global $con;
    
    $uid = mysqli_real_escape_string($con, $_SESSION['uid']);
    $getuser = mysqli_query($con,"SELECT * FROM login_users WHERE id='$uid'");
    $gu = mysqli_fetch_array($getuser);
    
    $permid = $gu['permission'];
    $gperm = mysqli_query($con,"SELECT * FROM login_permissions WHERE id='$permid'");
    $gp = mysqli_fetch_array($gperm);
    
(252)    $level = explode(",", $levels); // Separate the levels FROM login_the commas
    
    $found = 0;
    // Check if the user has one of the specified levels
    foreach($level as $l) {
        $l = trim($l);
        if($l == $gp['level']) {
            $found++; // Count 1 to $found if the levels match
        }
    }
    
    // If user does not have one of the specified level the function returns false
    if($found == 0) {
        return false;
    } else {
        return true;
    }
}
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