When i try to open it with six updater is says that my c:/program files(x86)/steam/steamapps/common/arma 2 operation arrowhead/expansion/addons/charaters_e.pbo'. is too short

I have done every thing and it still will now work i get an error message I dont know what to do

I am still getting this post 'You cannot play/edit this mission, it is dependent on downloadable content that has been deleted.dayz_code, dayz_weapons, dayz_equip etc. and i have done every thing like it said but it is not working. But for some reason i see @dayz in my expansion when i start the game