Parse error: syntax error, unexpected '' (T_ENCAPSED_AND_WHITESPACE)expecting '-' or identifier (T_STRING) or variable (T_VARIABLE) or number [duplicate]

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• PHP parse/syntax errors; and how to solve them? 16 answers

Parse error: syntax error, unexpected '' (T_ENCAPSED_AND_WHITESPACE), expecting '-' or identifier (T_STRING) or variable (T_VARIABLE) or number (T_NUM_STRING) in C:\xampp\htdocs\aa\index.php on line 18

<?php
session_start();
include 'db.php';
$_SESSION ['message']='';
if($_SERVER['REQUEST_METHOD']=='POST'){
    if($_POST['pass']==$_POST['repass']){
        $username=$_POST['username'];
        $addres=$_POST['addres'];
        $phone=$_POST['phone'];
        $email=$_POST['email'];
        $pass=md5($_POST['username']);
        $avatar_path='image/'.$_FILES['avatar']['name'];
        $username=mysqli_real_escape_string($conn,$username);
        $addres=mysqli_real_escape_string($conn,$addres);   `
        $phone=mysqli_real_escape_string($conn,$phone);
        $email=mysqli_real_escape_string($conn,$email);
        $avatar_path=mysqli_real_escape_string($conn,$avatar_path);
        if(preg_match("!image!",$_FILES['avatar']['type'])){
            if(copy($_FILES['avatar']['tmp_name'],$avatar_path)){   
                $_SESSION['username']=$username;
                $_SESSION['avatar']=$avatar_path;
                $sql="INSERT INTO register_user(username,addres,phone,email,pass,image_path)VALUSE
                ('$username','$addres','$phone','$email','$pass','$avatar_path')";
                if(mysql_query($conn,$sql)){
                    $_SESSION['message']="You Add IN DATABASE !!!";
                    header(location:profile.php);
                }
                else {
                            $_SESSION['message']="User Could Not Be added IN DATABASE!!!";
                }
            }else {
                        $_SESSION['message']="File UPload Faiiled";
            }
        }
        else {
                    $_SESSION['message']="!Please Upload Only JPG,PNG OR Gif image!";
        }
    }
    else {
        $_SESSION['message']="Password did Not Match";
    }
}
?>

this is my error via php and mysql