On Tue, 15 May 2018 17:58:23 +0200
andre_debian@... wrote:

> 
> Since I upgraded from Debian Jessie to Stretch,
> no keyboard and mouse with trinity desktop.
> (hard reboot necessary).
> 
> Keyboard works in konsole mode (recovery),
> no Xorg launched.
> 
> My video card is a Nvidia geforce 304,
> driver non free,  downloaded from Nvidia site.
> 

Delete/rename Xorg.conf. You probably have some wrong driver directly
declared in there


-- 
  Nick Koretsky (nick.koretsky@...)