league of legend not working

I've been having this issue for few days now. i have moved to Sydney from Melbourne and league decide notto work in my new house internet. im using same modem and same company internet but every time i press league the rads error comes up. so i deleted it and tried to re download it however when i press download http://l3cdn.riotgames.com/ShellInstaller/OC1/LeagueofLegends_OC1_Installer_9_15_2014.exe this link comes up and wouldn't download so i used my personal data to download and it did work. so i tried to open league again but rads erro still comes up please help me!