Also the contents of the most recent network.log on the logs folder inside your osu!lazer installation could help us help you
![smile :)](https://osu.ppy.sh/forum/images/smilies/50.gif)
^ open the file AFTER you tried to log in
(default location is C:\Users\<pcusername>\AppData\Roaming\osu\logs if you haven't changed the osu!lazer installation folder)