PHP Warning

Hi, after updating to the newest version i am getting loads of PHP warnings.

Seems to happen when i set the Woocommerce images settings to “uncropped”. Please fix this.

Here are the warnings:

Warning: A non-numeric value encountered in /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-content/plugins/woocommerce/includes/class-woocommerce.php on line 549

Warning: Cannot modify header information – headers already sent by (output started at /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-content/plugins/woocommerce/includes/class-woocommerce.php:549) in /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-admin/includes/misc.php on line 1114

Warning: Cannot modify header information – headers already sent by (output started at /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-content/plugins/woocommerce/includes/class-woocommerce.php:549) in /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-includes/option.php on line 919

Warning: Cannot modify header information – headers already sent by (output started at /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-content/plugins/woocommerce/includes/class-woocommerce.php:549) in /data/web/virtuals/183225/virtual/www/domains/toymarket.cz/wp-includes/option.php on line 920