Error: NO ESTAS AUTENTIFICADO

#0 [internal function]: inidiscms_View_Helper_ModulosDisponibles->modulosDisponibles()
#1 /datos/includes/Zend/View/Abstract.php(300): call_user_func_array(Array, Array)
#2 /datos/difac/application/views/layouts/layout.phtml(36): Zend_View_Abstract->__call('modulosDisponib...', Array)
#3 /datos/difac/application/views/layouts/layout.phtml(36): Zend_View->modulosDisponibles()
#4 /datos/includes/Zend/View.php(46): include('/datos/difac/ap...')
#5 /datos/includes/Zend/View/Abstract.php(769): Zend_View->_run('/datos/difac/ap...')
#6 /datos/includes/Zend/Layout.php(728): Zend_View_Abstract->render('layout.phtml')
#7 /datos/includes/Zend/Layout/Controller/Plugin/Layout.php(142): Zend_Layout->render()
#8 /datos/includes/Zend/Controller/Plugin/Broker.php(337): Zend_Layout_Controller_Plugin_Layout->postDispatch(Object(Zend_Controller_Request_Http))
#9 /datos/includes/Zend/Controller/Front.php(925): Zend_Controller_Plugin_Broker->postDispatch(Object(Zend_Controller_Request_Http))
#10 /datos/difac/application/bootstrap.php(74): Zend_Controller_Front->dispatch()
#11 /datos/difac/web_root/index.php(11): Bootstrap->runApp()
#12 {main}