Disconnecting after 30 seconds

I just got my laptop bak from repair and i can log on and get on RF fine but it disconnects after like 30 seconds-1 minute all the time

Tried re-installing, restarting, allowing through firewall..

I get random bunch of errors:
Server Err
Disconnected
The random FUNC@NULL errors
Client has stopped working

help asap

 

LAWL KRYCEUS

 

same here I got my laptop repaird but everytime when I try to play moon for like 30 seconds or after round 1 I get disconnected instantly I'm like "wowowow" -_-

 

kiD did u try to KYS??