How do you have v1.3.7.1/v1.3.8 ...

Do you mean you upgraded from v1.3.7.1 to v1.3.8?

If so, did this work in v1.3.7.1?

Did it ever work in v1.3.8?

Do Featured, Specials or Attributes Controller work at all?

How many Products do you have?

Are any already set as Featured?

Are they all set to Featured? The display only shows Products not already set to Featured ...