No launchers in the gun. (Call of Duty: Modern Warfare (2019))

Hi all.
I have such a problem ))
Missing the start of the installation or RPG nothing except the shield.
In standard Persian which do not change package is,
And on its own can not deliver as present.
Tell me how can I solve this problem.
I have all sorts of different dogs and put different perks throw and do not care.
Thanks in advance.