Delete cookies & temp files then restart PC Disable or turn off any firewall/AntiVirus software you have running Add and allow update.exe in firewall/AntiVirus exceptions list
If you encounter a "file not found or corrupted" error which are common with Cabal .enc files, you can ask a friend or guild-mate to send you a copy of their working Cabal .enc files. Here's how to send .enc files through Facebook