Black Ops 7 Zombies on PC

hello! i just woundering if someone hade problems with balck ops 7 Zombies on PC. i got a problem when i play, after a while my ESC an spacebutton dosen't work sometimes and when i slap may keyborad like a mad man i works again for some time and then it stops to work again. do someone have some tips or knows why i happening. i don't think i have the same problem on other games,

sorry for my bad english but it is not my main language :)

pls DM me if you have some questions or awnsers :) :) :) :)