PHP fatal error
My website: https://my.hosteyme.ga/login.php
View error by login: Username: hmp_19060100 , Password: ABc123
Error:
Fatal error: Uncaught Error: Call to undefined function session_register() in /home/vol3_2/unaux.com/unaux_23970071/my.hosteyme.ga/htdocs/login.php:21 Stack trace: #0 {main} thrown in /home/vol3_2/unaux.com/unaux_23970071/my.hosteyme.ga/htdocs/login.php on line 21
login.php:
`<?php include("config.php"); session_start(); if($_SERVER["REQUEST_METHOD"] == "POST") { // username and password sent from form $myusername = mysqli_real_escape_string($db,$_POST['username']); $mypassword = mysqli_real_escape_string($db,$_POST['password']); $sql = "SELECT * FROM hmp_account WHERE username = '$myusername' and password = '$mypassword'"; $result = mysqli_query($db,$sql); $row = mysqli_fetch_array($result,MYSQLI_ASSOC); $active = $row['active']; $count = mysqli_num_rows($result); // If result matched $myusername and $mypassword, table row must be 1 row if($count == 1) { session_register("myusername"); $_SESSION['login_user'] = $myusername; header("location: welcome.php"); }else { $error = "Your Login Name or Password is invalid"; } } ?> <html> <head> <title>HMP Login</title> <link rel="shortcut icon" href="image/favicon.ico" type="image/x-icon"> <style type = "text/css"> body { font-family:Arial, Helvetica, sans-serif; font-size:14px; } label { font-weight:bold; width:100px; font-size:14px; } .box { border:#666666 solid 1px; } </style> <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script> <script> (adsbygoogle = window.adsbygoogle || []).push({ google_ad_client: "ca-pub-7074728236863065", enable_page_level_ads: true }); </script> </head> <body bgcolor = "#66e0ff"> <div align = "center"> <div style = "width:300px; border: solid 1px #333333; " align = "center"> <div style = "background-color:#333333; color:#FFFFFF; padding:3px;"><img src="image/hmp.jpg" alt="HMP Logo"> <b><h1>HMP Login</h1></b></div> <div style = "margin:30px"> <form action = "" method = "post"> <label>Username :</label><input type = "text" name = "username" class = "box"/><br /><br /> <label>Password :</label><input type = "password" name = "password" class = "box" /><br/><br /> <input type = "submit" value = " Login "/><br /> </form> <a href="https://help.hosteyme.ga">Lost Password</a> <div style = "font-size:11px; color:#cc0000; margin-top:10px"><?php echo $error; ?></div> </div> </div> </div> <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script> <script> (adsbygoogle = window.adsbygoogle || []).push({ google_ad_client: "ca-pub-7074728236863065", enable_page_level_ads: true }); </script> </body> </html>`
Please help! Thanks!