Are you sure you have the current head?  If you made a proper bug report we would have that info already. 

    Jan D. 

> 11 nov 2013 kl. 10:22 skrev Bozhidar Batsov <bozhidar@batsov.com>:
> 
> Seems to me some bug was recently introduced related to theme colours. I noticed that on the current head themes like zenburn (https://github.com/bbatsov/zenburn-emacs) load with several errors - Unable to load color "unspecified-fg" and some faces in the theme are rendered with a black foreground (I guess those that generate the error).
> 
> As the theme looks good on Emacs 24.3 and nothing is apparently wrong with the colours Emacs head deems problematic, I'm fairly certain this is some bug/regression. Any ideas what change might be the cause of that problem?