diff --git a/classes/class-wc-cart.php b/classes/class-wc-cart.php
index f663878b4c4..2a2bf50b3f8 100644
--- a/classes/class-wc-cart.php
+++ b/classes/class-wc-cart.php
@@ -135,7 +135,7 @@ class WC_Cart {
 
 					$_product = get_product( $values['variation_id'] ? $values['variation_id'] : $values['product_id'] );
 
-					if ( $_product->exists() && $values['quantity'] > 0 ) {
+					if ( !empty( $_product ) && $_product->exists() && $values['quantity'] > 0 ) {
 
 						// Put session data into array. Run through filter so other plugins can load their own session data
 						$this->cart_contents[ $key ] = apply_filters( 'woocommerce_get_cart_item_from_session', array(