PHP

Trying to get property of non-object

Try var_dump($this->container); and die();

If that's an object, try var_dump($this->container->view);, then die();

Basically, keep vardumping each step until you get to whatever is not an object. More often than nut something is null.

PHP Notice: Trying to get property of non-object

if(!isset($woocommerce->cart) || !$woocommerce->cart->cart_contents)