shell bypass 403
<ol class="breadcrumb">
<li><?= $this->Html->link('Instalaciones', array('controller' => 'private_instalaciones', 'action' => 'home')) ?></li>
<li class="active"><?= $instalacion['Instalacion']['nombre'] ?></li>
</ol>
<?= $this->Alertas->getAlertas($errores, $btnClose, $this->Session->flash('flash')) ?>
<section class="panel">
<div class="panel-body">
<div class="tab-content">
<div id="datos" class="tab-pane<?= (empty($this->params->tab)) ? ' active' : '' ?>">
<?= $this->element('Backend/Private/Instalaciones/form') ?>
</div>
</div>
</div>
</section>