zeekreaper

Im having alot of trouble getting dayz working, the game loads and takes me to the server selection but once there i try to join a server and i get a message most of the time saying along the lines that im missing files or keys, and i need to remove some files or get some keys. i have arma 2 and arma 2 arrowhead installed. anybody got anything that might help?..did i miss a step or something?