Algol Plus Ltd

add_action( 'wdp_before_apply_to_wc_cart', function () {
    remove_action( 'woocommerce_cart_emptied', array( Angelleye_PayPal_Express_Checkout_Helper::instance(), 'ec_clear_session_data' ), 10 );
}, 10, 0 );

add_action( 'wdp_after_apply_to_wc_cart', function () {
    add_action( 'woocommerce_cart_emptied', array( Angelleye_PayPal_Express_Checkout_Helper::instance(), 'ec_clear_session_data' ), 10 );
}, 10, 0 );