Nginx suddenly lose configure file

[Cliff Wells]

On Sun, 2011-03-13 at 10:26 -0400, luca_tony wrote:
> Dear ,
> I install nginx stable version on CentOs 5.5.
> It works smoothly in 5 months without errors.
> But yesterday, I dont know why I can not access my website. 
> After 10 minutes , I  found that ngnix lose configure files. So that
> ngnix can listen on port 80 and can not be started again.
> Do you think someone have my root password and remove nginx OR it's a
> bug of nginx.
> Thank you very much.

Not a bug in Nginx.  We'd have heard of it before now.

1) What directory were the config files stored in?  
2) Did you install from source or a package?

Cliff