diff --git a/includes/class-wc-form-handler.php b/includes/class-wc-form-handler.php
index 99a52d32907..ccaff73b7b0 100644
--- a/includes/class-wc-form-handler.php
+++ b/includes/class-wc-form-handler.php
@@ -391,7 +391,7 @@ class WC_Form_Handler {
 	public function order_again() {
 
 		// Nothing to do
-		if ( ! isset( $_GET['order_again'] ) || ! is_user_logged_in() || ! WC()->verify_nonce( 'order_again', '_GET' ) || ! wp_verify_nonce( $_GET['_wpnonce'], 'woocommerce-order_again' ) )
+		if ( ! isset( $_GET['order_again'] ) || ! is_user_logged_in() || ! wp_verify_nonce( $_GET['_wpnonce'], 'woocommerce-order_again' ) )
 			return;
 
 		// Clear current cart
diff --git a/includes/wc-conditional-functions.php b/includes/wc-conditional-functions.php
index e1bc5dfc2b4..10387809c77 100644
--- a/includes/wc-conditional-functions.php
+++ b/includes/wc-conditional-functions.php
@@ -231,6 +231,11 @@ if ( ! function_exists( 'meta_is_product_attribute' ) ) {
 	 */
 	function meta_is_product_attribute( $name, $value, $product_id ) {
 		$product    = get_product( $product_id );
+		
+		if ( $product->product_type != 'variation' ) {
+			return false;
+		}
+		
 		$attributes = $product->get_variation_attributes();
 
 		var_dump($attributes[ $name ]);
diff --git a/includes/wc-template-functions.php b/includes/wc-template-functions.php
index fc344bba20b..fd77ce05f8a 100644
--- a/includes/wc-template-functions.php
+++ b/includes/wc-template-functions.php
@@ -1496,7 +1496,7 @@ if ( ! function_exists( 'woocommerce_order_again_button' ) ) {
 
 		?>
 		<p class="order-again">
-			<a href="<?php echo esc_url( wp_nonce_url( add_query_arg( 'order_again', $order->id ) ), 'woocommerce-order_again' ); ?>" class="button"><?php _e( 'Order Again', 'woocommerce' ); ?></a>
+			<a href="<?php echo wp_nonce_url( add_query_arg( 'order_again', $order->id ) , 'woocommerce-order_again' ); ?>" class="button"><?php _e( 'Order Again', 'woocommerce' ); ?></a>
 		</p>
 		<?php
 	}
diff --git a/woocommerce.php b/woocommerce.php
index 789766f6469..97556ee4cf1 100644
--- a/woocommerce.php
+++ b/woocommerce.php
@@ -680,7 +680,7 @@ final class WooCommerce {
 	 * @return bool
 	 */
 	public function verify_nonce( $action, $method = '_POST', $error_message = false ) {
-		_deprecated_function( 'Woocommerce->verify_nonce', '2.1', 'WC_Nonce_Helper->verify_nonce' );
+		_deprecated_function( 'Woocommerce->verify_nonce', '2.1', 'wp_verify_nonce' );
 		return wp_verify_nonce( $$method[ '_wpnonce' ], 'woocommerce-' . $action );
 	}