Fatal error: Call to undefined method

[Rafazueira 0]

não sei como resolver o problema

Fatal error: Call to undefined method Joomla\Registry\Registry::getValue() in /home/r/rotavigilancia/www/site/plugins/content/fb_tw_plus1/fb_tw_plus1.php on line 416

 

o erro começou a ocorrer ao atualizar o joomla

aqui está a linha

 

private function InjectHeadCode($view){

$document = & JFactory::getDocument();

$enable_like = $this->params->get( 'enable_like');

$enable_share = $this->params->get( 'enable_share');

$enable_comments = $this->params->get( 'enable_comments');

if (($enable_share==1)||($enable_like==1)||($enable_comments==1)) {

$config =& JFactory::getConfig();

$site_name = $config->getValue('config.sitename'); [ -- LINHA 416-- ]

$description = $this->params->get('description');

$enable_admin = $this->params->get('enable_admin','0');

$enable_app = $this->params->get('enable_app','0');

$admin_id = $this->params->get('admin_id');

$app_id = $this->params->get('app_id');

if ($this->params->get('auto_language')) {

$language_fb = str_replace('-', '_', JFactory::getLanguage()->getTag());

} else {

$language_fb = $this->params->get('language_fb');

}

$meta = "";

$head_data = array();

foreach( $document->getHeadData() as $tmpkey=>$tmpval ){

if(!is_array($tmpval)){

$head_data[] = $tmpval;

} else {

foreach( $tmpval as $tmpval2 ){

if(!is_array($tmpval2)){

$head_data[] = $tmpval2;

}

}

}

}

[LandersonAlmeida 31]

Nunca mexi com joomla, mas seguindo os outros padrões, tenta assim:

$this->params->get('config.sitename');

:unsure: