SQL Statement failed on preparation: SELECT * FROM categoria WHERE idcategoria = ? and activa != 0'<br>
<div class='alert alert-warning'>Error [<span style='color:#ff0000'>MySQL server has gone away</span>] en el query [<span style='color:#0000ff'></span>] que esta en la linea 34 del archivo FuncionesInterfaz.class.php</div>