unpack it in ur game folder, then run rpgclub.exe and click "Прошерить Файль"...after to updating files gonna be activated the "СТАРТ" button! click and welcome in middle world

)
i had got same error like u if i'm not wrong, then i reinstalled the game client, after that didn't update the client like before, after to patching of rpgclup files did update, and happy end....i m in the game w/o error

i hope u gonna fix it
PS: And try to update ur graphic card drivers too, it can be helpfull