#0 /home/mashini/public_html/app/system/FrontController.class.php(307): Smarty_Internal_TemplateBase->__call('isPluginRegiste...', Array)
#1 /home/mashini/public_html/app/system/FrontController.class.php(41): FrontController->initialize()
#2 /home/mashini/public_html/app/system/Controller.class.php(184): FrontController->__construct()
#3 /home/mashini/public_html/index.php(126): Controller->Start()
#4 {main}

Call of unknown method 'isPluginRegistered'.