eventespresso / event-espresso-core

		// grab method

		$method = $module_method[1];

		// verify that class exists

		if ( ! class_exists( $module_name )) {

			$msg = sprintf( __( 'The requested %s class could not be found.', 'event_espresso' ), $module_name );

			EE_Error::add_error( $msg, __FILE__, __FUNCTION__, __LINE__ );

			return FALSE;

		}

		// verify that method exists

		if ( ! method_exists( $module_name, $method )) {

			$msg = sprintf( __( 'The class method %s for the %s route is in invalid.', 'event_espresso' ), $method, $current_route );

					$file_path = !is_readable($file_path) ? EE_ADMIN_PAGES . basename($this->_get_dir()) . '/help_tabs/' . $cfg['filename'] . '.help_tab.php' : $file_path;

					//if file is STILL not readable then let's do a EE_Error so its more graceful than a fatal error.

					if ( !is_readable($file_path) && !isset($cfg['callback']) ) {

						EE_Error::add_error( sprintf( __('The filename given for the help tab %s is not a valid file and there is no other configuration for the tab content.  Please check that the string you set for the help tab on this route (%s) is the correct spelling.  The file should be in %s', 'event_espresso'), $tab_id, key($config), $file_path ), __FILE__, __FUNCTION__, __LINE__ );

						return;

					}

					$template_args['admin_page_obj'] = $this;

					$content = EEH_Template::display_template($file_path, $template_args, true);

				} else {