Getting a Error 404 Not Found on subcategory

The cause of this issue for future reference was the ‘.’ in the category base, which was added to resolve a previous issue. Removing this and using /category/postname (per question) works, so will look for an alternative resolution to the category base issue.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)