Redirect logged in users from a custom post type archive page if they don’t have a specific role

Please check the code where you wrote array_intersect.
array_intersect function return null array if it doesn’t find any match. So your condition checking using !array_intersect is invalid.

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