How to write url to display all posts of certain type and taxonomy with given term_id

I have found the answer, it is <a href="/warning_type/red_warnings">Red warnings</a> , where red_warnings is the slug for term_id=41 (from table terms)

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