the fatal-errors
log shows:
2020-11-14T08:13:40+00:00 CRITICAL Cannot declare class WC_Settings_Products, because the name is already in use in /path-to/wp-content/plugins/woocommerce/includes/admin/settings/class-wc-settings-products.php in Line 0
the second error (from post-edit-1530.js
) was produced by the plugin YOAST SEO
which I now deactivated. but the popup for adding a product image is still not showing. instead it loads it on a new page, leaving the product page…