Cant join my friends server.

[Agent Red]

so,today my friend ,Hurricane asked me to join his server.But when i went to join all that i got was this
i tried rejoining 7 times,same thing.

Could anyone tell me what the problem is and how to solve it?

[Ad Bot]

[cloncomando411]

Just reset the game.
Or you need to...
Well i only know the restart the game solution.
If its still like this try rewriting your key.