Resolved
Reported for: WooCommerce Multilingual & Multicurrency 5.2.0
Resolved in: 5.3.0
Overview of the issue
In some scenarios, some product attributes could missing intermittently from the Filter Products by Attribute widget on the front-end.
Workaround
- Go to WooCommerce > Settings > Products page.
- Select the Advanced tab.
- Disable the Use the product attributes lookup table for catalog filtering checkbox.
- Save changes.