Having problems please help me!!!

Wehn i login into league and i leave it on the cleint for like 2 mins it shows me a windows saying "Connection Timeout: The request to the PVP.net server timed out.t" its annoying and when i finish a game it shows up 2 so idk what to do i cant even see what grade i got did i get a chest i cant see any of that please help me!!!!