Crashing at server selection screen

[ToggleZ720]

Hi, i was wondering i've been playing for awhile now and for some reason when i logged on today all i can do is get to the server selection screen tried about 20times at two diffrent times to login but always crashes back to the account screen i've been playing on this computer with no changes for about 2months now also tried doing the screen resolution and all that stuff it says to try on forums and can't figure out why now it's acting up. was wondering if anyone could help, thank you!