Occasionally, users experience issues when trying to log into the PVP.net client. If you are having this issue, it is most likely due to either a firewall that is blocking a connection to our log-in server, or because League of Legends has not properly been added to your exceptions list.
Connection Failure: Unable to connect to the PVP.net server
Symptoms of Connection Failure
Before reviewing this article, please confirm there are no known issues with our login process by checking the server status forums:
Try each of the possible solutions listed below. If you are having trouble with these steps, our support staff is more than happy to help you to the best of our abilities, but please note that your firewall's manufacturer is likely to be more knowledgeable about the configuration of their software.
Potential Firewall Solutions:
Disable Windows Firewall and see if this clears up the issue.
Disable any third party firewalls and anti-virus software. (Examples: Norton, McAffee, AVG)
Make sure that Port 2099 is open
Make sure that LolClient.exe has been added to your firewall exceptions list.
This information may be helpful in configuring your exceptions:
North America Login URL: prod.na1.lol.riotgames.com Server IP: 22.214.171.124
Europe West Login URL: prod.eu.lol.riotgames.com Address: 126.96.36.199 Port:2099
Europe Nordic & East Login URL: prod.eun1.lol.riotgames.com Server IP: 188.8.131.52
Even if everything else on your network seems to be working perfectly, there are many settings that could specifically cause issues with League of Legends. Please refer to the following article for the best troubleshooting steps for these issues: Improving Lag, Latency and Ping
If you continue to have problems with connection failures please send in a ticket to our Technical Support Team.