Active Directory Failed to load after reinstall

I tried updating my freenas instance from 11.1 to 11.2 and it broke pretty good.
So I reinstalled back to 11.1 u6.3 and restored my config and did all the updates

I noticed I couldnt get into my shares because freenas couldnt connect to AD.

I tried rebuild cache... tried clicking enable and saving to re establish it... and i keep getting the following error.

...

Active Directory Failed to load after reinstall