Não to achando erro só aparece isso aqui:

” Catchable fatal error: Object of class usuario could not be converted to string in /home/u683427321/public_html/NIMnovu/php/objetos.php on line 33″

  <div class="form"> <H3 style='padding:20px;  color:black; text-shadow:1px 1px 10px red; font-size:30px;'><img src='https://icons.iconarchive.com/icons/iconarchive/red-orb-alphabet/256/Letter-D-icon.png' width='100' height='100' /><Br>DENY - EMAIL MARKETING BEM VINDO!</H3>     <form class="login-form" action='logindeny.php' method='post'>       <input type="text" name='usuario' placeholder="Usuário"/>       <input type="password" name='senha' placeholder="Senha"/>       <input type='submit' />      </form>   </div> </div>    <?php $  usuario = $  _POST['usuario']; $  senha = $  _POST['senha'];  include 'objetos.php'; $  usuario = new usuario(); $  usuario->carlh($  usuario,$  senha);   ?> 

minha objeto aff :

public function carlh($  u,$  s) {         echo $  u;         echo  "<br>";         echo $  s;      }