i need help with an error

some 1 plz help me 2 get on a server coz it says the clients are diffent from the servers and i dont kow wat 2 do plz help :S

This is the wrong place to ask.. There is another thread for this.. But, I'll help you out. You might have a different version of ESF than the one on the server you are attempting to connect to. I recommend you download and install the newest version of ESF. Or, it could be that the server you are connecting to has an old version of ESF, and that you have one that is too new.