Please advise me what to do. I just updated the plugin on two separate blogs and found code like this below the footer. It goes away when I deactivate the plugin. Please help!
Warning: Missing argument 2 for WP_Admin_Bar::add_node(), called in /home/discount/public_html/wp-content/plugins/quick-cache/includes/classes/menu-pages.inc.php on line 242 and defined in /home/discount/public_html/wp-includes/class-wp-admin-bar.php on line 164
Warning: Missing argument 3 for WP_Admin_Bar::add_node(), called in /home/discount/public_html/wp-content/plugins/quick-cache/includes/classes/menu-pages.inc.php on line 242 and defined in /home/discount/public_html/wp-includes/class-wp-admin-bar.php on line 164
Warning: Invalid argument supplied for foreach() in /home/discount/public_html/wp-includes/class-wp-admin-bar.php on line 165