Fresh installation, not working, strange chars in page...

[k4buto]

Hello everybody,
I tried to install the new version from scratch (i never ever installed it before).
Everything seems to work fine : db config, gen config, repository tables ok.

But, but, but...
When I access to the home page, i have a 'strange' page, which merge special chars and escape char in code...
So, nothing work properly...

For example :