I want redirect users after login Current link in joomla 2.5 custom component I use this code but after login i have error 500
$user =& JFactory::getUser();
$mainframe = JFactory::getApplication();
if($user->id == 0){
$uri =& JFactory::getURI();
$url = base64_encode($uri->toString());
$returnurl = JRoute::_('index.php?option=com_users&view=login&return='.base64_encode($url));
$mainframe->Redirect($returnurl,JText::_('Please Login'));
}
how can do it?