Google can’t Reach any of my site’s links + my robots file

Hello everyone ;
Google can't Reach any of my site's links + my robots file
At the begging my site was fine suddenly Google webmasters sent me message at my mail said there is a problem at my robots file i checked it and found no problem it was as it was before nothing change …
then i contacted my server provider an said there is no problem from server side
Now a lot of my links is unreachable and i got second message from google with the same unreachable robots file and three warnings…
Google can't Reach any of my site's links + my robots file

See original post by YoYaYo