yas's error

<!DOCTYPE html>
<html>
<head>
<title>AmeriCamp - Home</title>

<meta charset="UTF-8">
<meta name="viewport" content="width=device-width">
<meta name="keywords" content="AmeriCamp, camp in America, America camping">
<meta name="description" content="AmeriCamp was founded on a dream to offer the highest salaries and lowest prices for people around the world who wanted to work at what people would refer to as “Camp America”.">
<link rel="stylesheet" type="text/css" href="styles/americamp-styles.css">
</head>

<body>
<table>
  <tr>
    <th>
        <a href="index.html">
        <img src="images/americamp.jpg" alt="logo" width="340" height="200">
        </a>
    </th>
    <!--Links to each page-->
    <th>
        <a href="index.html">Home</a>
        <a href="about.html">About</a>
        <a href="comment.php">Comment</a>
        <a href="gallery.html">Gallery</a>
        <a href="contact.html">Contact</a>
    </th>
  </tr>
  <tr>
    <td>
        <a href="https://www.americamp.co.uk/about/americamp-bloggers/" target="_blank">
        <img src="images/Check-out-our-AmeriCamp-Bloggers.jpg" width="340" height="400" alt="Check-out-our-AmeriCamp-Bloggers">
        </a>
        <h2>
        <b>Follow Us</b>
        <br>
        <br>
        <a href="https://www.facebook.com/AmeriCamp">
        <img src="images/fblogo.png" alt="Fb-logo" width="140" height="150">
        </a>
        <br>
        <br>
        <a href="https://www.instagram.com/americamp/">
        <img src="images/instalogo.png" alt="insta-logo">
        </a>
        <br>
        <br>
        <a href="https://twitter.com/americamp">
        <img src="images/twitterlogo.png" alt="twitter-logo">
        </a>
        <br>
        </h2>
    </td>
    <td class="boxes">
            <h3>Comment</h3>
            <b>AmeriCamp Mailing List</b>
            <h3>
            To think that this could be the start of a wonderful adventure! #FreeBiscuits x
            the world to do Summer Camp in America 2017 and has won many awards including Best Summer Camp America 2016 Organisation.
            </h3>

<?php
//Error section
$nameE = $emailE = $genderE = "";
//Variables
$name = $email = $gender = $comment = "";

//Name Section
if ($_SERVER["REQUEST_METHOD"] == "POST") {
{
    if(empty($_POST["name"])) {
        $nameE = "Name is required";
    }
    else
    {
        //checks if the name only contain letters and space.
        $name = test_input($_POST["name"]);

        if(!preg_match("[a-zA-Z]*$/^", $name)){
            $nameE = "Only letters and space required.";
    }
    //Email section
    if (empty($_POST["email"]))
    {
        $emailE = "Email is required.";
    }
    else
    {
        $email = test_input($_POST["email"]);
        //checks if email address is entered right.
        if(!filter_var($email, FILTER_VALIDATE_EMAIL))
            $emailE = "Invalid";
    }

    //Comment section
    if(!empty($_POST["comment"]))
    {
        $comment = test_input($_POST["comment"]);
    }

    //Gender section
    if(empty($_POST["gender"]))
    {
        $genderE = "Required";
    }
    else
    {
        $gender = test_input($_POST["gender"]);
    }
}

function test_input($data)
{
    $data = trim($data);
    $data = stripslashes($data);
    $data = htmlspecialchars($data);
    return $data;
}

?>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
Name:
<input type="text" name="name">
<span class="erorr">* <?php echo $nameE;?></span>
<br><br>

E-mail:
<input type="text" name="email">
<span class="error">* <?php echo $emailE;?></span>
<br><br>

Comment: <textarea name="comment" rows="5" cols="40"></textarea>
  <br><br>

Gender:
<input type="radio" name="gender" <?php if (isset($gender) && $gender=="female") echo "checked";?> value="female">Female
<input type="radio" name="gender" <?php if (isset($gender) && $gender=="male") echo "checked";?> value="male">Male
<span class="error">* <?php echo $genderE;?></span>
<br><br>
<input type="submit" name="submit" value="Submit">
</form>

<?php
echo $name;
echo "<br>";
echo $email;
echo "<br>";
echo $comment;
echo "<br>";
echo $gender;
?>
    </td>
    </tr>
</table>

</body>
</html>