New. Someone assist? :3

[Jaqhusto]

Im trying to get onto a friends server and i keep getting the message

This server requires you to have the following mods.

mod_computercraft 1.41

mod_CCTurtle 1.41

mod_IC2 v1.103

mod_Railcraft 5.4.7

[Axle]

I am so god damn sick of this question... You are using the wrong version of client for the server. Click 'Options' and make sure the client is using the 3.1.2 version of tekkit.