WooCommerce was updated to version 2.3.3, from version 2.3.2. Changelog:
- Fix – Potential notice with preg_match wildcard search, if used incorrectly.
- Fix – Typo in get_from_name method.
- Fix – Fix errors during checkout when mb_convert_encoding() is not supported.
- Fix – Change hooks used to output post columns – fixes columns after quick edit.
- Fix – Only apply product/cat coupon checks for cart to cart coupons.
- Fix – Query in uninstall script.
- Tweak – Only run the uninstaller if the “Uninstall on Delete” option is checked in system status.