Keep getting an unspecified error occured.
 

http://i.imgur.com/Tk9bL.png Basically that error. I've reinstalled, updated drivers, ran the repair tool, restarted my computer, uninstalled .net framework and reinstalled. Nothing seems to be working. I really want to play the rest of my ranked games before the end of today. Thanks! :)

Fixed it, basically I deleted lol_launcher folder located in the RADS folder if anyone was having the same error as me. Hope it helps!