Background of the issue:
I am trying to resolve a critical issue with our multilingual WooCommerce site where Italian product category pages return 404 errors. The broken URL is الرابط المخفي, while the English equivalent works correctly: الرابط المخفي. The issue can be seen at الرابط المخفي.
Symptoms:
Italian product category pages return 404 errors, while all other pages, including Italian product pages, work correctly.
Questions:
Why are Italian product category pages returning 404 errors?
How can I fix the 404 error on Italian product category pages?