This is my first time log in, how can i play the game

SyncWolf

Veteran
Oct 17, 2021
646
130
43
Netherlands
Apologies for the delay in response.

It seems lke you're using a version of single player newer than the live version that Bannerlord Online is running on. You need version 1.1.6 to play Bannerlord Online. If you're on v1.2.x then you're actually running the beta branch.